Step-by-step derivation
S001 · implies
Before
source operation=recurrence-forward-generation;original snapshot and mathematics retained
After
explicit ordered source output fields=[order, initial_values, target_n, prefix, target_value, certificate]
Conditions: none
Keep the historical interface marker and list ordered source fields without JavaScript.Tags are not additional evidence;fixed No markers retain their scope.The ordering helper supplies protocol order,not mathematical correctness.
Step identifiers and dependencies
Rule: source_ordered_interface_explicit_without_javascript · Uses: G001
S002 · implies
Before
recurrence ORIGINAL:ORIGINAL order=3;oldest-to-newest coefficients=[2, 4, 6];constant=0;ALL initial a_0..a_(r-1)=[7, 8, 9]
After
for EVERY n>=3,a_n=constant+sum_j coefficients[j]*a_(n-r+j);current prefix length=3;forward rule is total and single-valued
Conditions: none
Fix all r initials and the oldest-to-newest coefficient roles.Given the preceding r values,the next value is uniquely determined.This is a forward definition,not a closed form or convergence claim.
Step identifiers and dependencies
Rule: recurrence_complete_initial_state_and_total_single_value_rule · Uses: G001, S001
S003 · calculation
Before
recurrence ORIGINAL n=3 ORIGINAL coefficient0 times a_0 := mul(2, 7)
After
recurrence ORIGINAL n=3 ORIGINAL coefficient0 times a_0 = 14
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S002
S004 · calculation
Before
recurrence ORIGINAL n=3 partial sum after coefficient0 := sum(0, 14)
After
recurrence ORIGINAL n=3 partial sum after coefficient0 = 14
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S003
S005 · calculation
Before
recurrence ORIGINAL n=3 ORIGINAL coefficient1 times a_1 := mul(4, 8)
After
recurrence ORIGINAL n=3 ORIGINAL coefficient1 times a_1 = 32
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S004
S006 · calculation
Before
recurrence ORIGINAL n=3 partial sum after coefficient1 := sum(14, 32)
After
recurrence ORIGINAL n=3 partial sum after coefficient1 = 46
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S005
S007 · calculation
Before
recurrence ORIGINAL n=3 ORIGINAL coefficient2 times a_2 := mul(6, 9)
After
recurrence ORIGINAL n=3 ORIGINAL coefficient2 times a_2 = 54
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S006
S008 · calculation
Before
recurrence ORIGINAL n=3 partial sum after coefficient2 := sum(46, 54)
After
recurrence ORIGINAL n=3 partial sum after coefficient2 = 100
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S007
S009 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=3;previous state a_(n-r)..a_(n-1)=[7, 8, 9];ALL [j,source_index,coefficient,value,product] rows=[[0, 0, 2, 7, 14], [1, 1, 4, 8, 32], [2, 2, 6, 9, 54]]
After
new a_3=100;next state=[8, 9, 100];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S008
S010 · calculation
Before
recurrence ORIGINAL n=4 ORIGINAL coefficient0 times a_1 := mul(2, 8)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient0 times a_1 = 16
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S009
S011 · calculation
Before
recurrence ORIGINAL n=4 partial sum after coefficient0 := sum(0, 16)
After
recurrence ORIGINAL n=4 partial sum after coefficient0 = 16
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S010
S012 · calculation
Before
recurrence ORIGINAL n=4 ORIGINAL coefficient1 times a_2 := mul(4, 9)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient1 times a_2 = 36
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S011
S013 · calculation
Before
recurrence ORIGINAL n=4 partial sum after coefficient1 := sum(16, 36)
After
recurrence ORIGINAL n=4 partial sum after coefficient1 = 52
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S012
S014 · calculation
Before
recurrence ORIGINAL n=4 ORIGINAL coefficient2 times a_3 := mul(6, 100)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient2 times a_3 = 600
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S013
S015 · calculation
Before
recurrence ORIGINAL n=4 partial sum after coefficient2 := sum(52, 600)
After
recurrence ORIGINAL n=4 partial sum after coefficient2 = 652
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S014
S016 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=4;previous state a_(n-r)..a_(n-1)=[8, 9, 100];ALL [j,source_index,coefficient,value,product] rows=[[0, 1, 2, 8, 16], [1, 2, 4, 9, 36], [2, 3, 6, 100, 600]]
After
new a_4=652;next state=[9, 100, 652];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100, 652]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S015
S017 · calculation
Before
recurrence ORIGINAL n=5 ORIGINAL coefficient0 times a_2 := mul(2, 9)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient0 times a_2 = 18
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S016
S018 · calculation
Before
recurrence ORIGINAL n=5 partial sum after coefficient0 := sum(0, 18)
After
recurrence ORIGINAL n=5 partial sum after coefficient0 = 18
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S017
S019 · calculation
Before
recurrence ORIGINAL n=5 ORIGINAL coefficient1 times a_3 := mul(4, 100)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient1 times a_3 = 400
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S018
S020 · calculation
Before
recurrence ORIGINAL n=5 partial sum after coefficient1 := sum(18, 400)
After
recurrence ORIGINAL n=5 partial sum after coefficient1 = 418
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S019
S021 · calculation
Before
recurrence ORIGINAL n=5 ORIGINAL coefficient2 times a_4 := mul(6, 652)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient2 times a_4 = 3912
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S020
S022 · calculation
Before
recurrence ORIGINAL n=5 partial sum after coefficient2 := sum(418, 3912)
After
recurrence ORIGINAL n=5 partial sum after coefficient2 = 4330
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S021
S023 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=5;previous state a_(n-r)..a_(n-1)=[9, 100, 652];ALL [j,source_index,coefficient,value,product] rows=[[0, 2, 2, 9, 18], [1, 3, 4, 100, 400], [2, 4, 6, 652, 3912]]
After
new a_5=4330;next state=[100, 652, 4330];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100, 652, 4330]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S022
S024 · calculation
Before
recurrence ORIGINAL n=6 ORIGINAL coefficient0 times a_3 := mul(2, 100)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient0 times a_3 = 200
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S023
S025 · calculation
Before
recurrence ORIGINAL n=6 partial sum after coefficient0 := sum(0, 200)
After
recurrence ORIGINAL n=6 partial sum after coefficient0 = 200
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S024
S026 · calculation
Before
recurrence ORIGINAL n=6 ORIGINAL coefficient1 times a_4 := mul(4, 652)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient1 times a_4 = 2608
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S025
S027 · calculation
Before
recurrence ORIGINAL n=6 partial sum after coefficient1 := sum(200, 2608)
After
recurrence ORIGINAL n=6 partial sum after coefficient1 = 2808
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S026
S028 · calculation
Before
recurrence ORIGINAL n=6 ORIGINAL coefficient2 times a_5 := mul(6, 4330)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient2 times a_5 = 25980
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S027
S029 · calculation
Before
recurrence ORIGINAL n=6 partial sum after coefficient2 := sum(2808, 25980)
After
recurrence ORIGINAL n=6 partial sum after coefficient2 = 28788
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S028
S030 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=6;previous state a_(n-r)..a_(n-1)=[100, 652, 4330];ALL [j,source_index,coefficient,value,product] rows=[[0, 3, 2, 100, 200], [1, 4, 4, 652, 2608], [2, 5, 6, 4330, 25980]]
After
new a_6=28788;next state=[652, 4330, 28788];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100, 652, 4330, 28788]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S029
S031 · calculation
Before
recurrence ORIGINAL n=7 ORIGINAL coefficient0 times a_4 := mul(2, 652)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient0 times a_4 = 1304
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S030
S032 · calculation
Before
recurrence ORIGINAL n=7 partial sum after coefficient0 := sum(0, 1304)
After
recurrence ORIGINAL n=7 partial sum after coefficient0 = 1304
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S031
S033 · calculation
Before
recurrence ORIGINAL n=7 ORIGINAL coefficient1 times a_5 := mul(4, 4330)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient1 times a_5 = 17320
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S032
S034 · calculation
Before
recurrence ORIGINAL n=7 partial sum after coefficient1 := sum(1304, 17320)
After
recurrence ORIGINAL n=7 partial sum after coefficient1 = 18624
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S033
S035 · calculation
Before
recurrence ORIGINAL n=7 ORIGINAL coefficient2 times a_6 := mul(6, 28788)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient2 times a_6 = 172728
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S034
S036 · calculation
Before
recurrence ORIGINAL n=7 partial sum after coefficient2 := sum(18624, 172728)
After
recurrence ORIGINAL n=7 partial sum after coefficient2 = 191352
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S035
S037 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=7;previous state a_(n-r)..a_(n-1)=[652, 4330, 28788];ALL [j,source_index,coefficient,value,product] rows=[[0, 4, 2, 652, 1304], [1, 5, 4, 4330, 17320], [2, 6, 6, 28788, 172728]]
After
new a_7=191352;next state=[4330, 28788, 191352];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100, 652, 4330, 28788, 191352]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S036
S038 · calculation
Before
recurrence ORIGINAL n=8 ORIGINAL coefficient0 times a_5 := mul(2, 4330)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient0 times a_5 = 8660
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S037
S039 · calculation
Before
recurrence ORIGINAL n=8 partial sum after coefficient0 := sum(0, 8660)
After
recurrence ORIGINAL n=8 partial sum after coefficient0 = 8660
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S038
S040 · calculation
Before
recurrence ORIGINAL n=8 ORIGINAL coefficient1 times a_6 := mul(4, 28788)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient1 times a_6 = 115152
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S039
S041 · calculation
Before
recurrence ORIGINAL n=8 partial sum after coefficient1 := sum(8660, 115152)
After
recurrence ORIGINAL n=8 partial sum after coefficient1 = 123812
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S040
S042 · calculation
Before
recurrence ORIGINAL n=8 ORIGINAL coefficient2 times a_7 := mul(6, 191352)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient2 times a_7 = 1148112
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S041
S043 · calculation
Before
recurrence ORIGINAL n=8 partial sum after coefficient2 := sum(123812, 1148112)
After
recurrence ORIGINAL n=8 partial sum after coefficient2 = 1271924
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S042
S044 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=8;previous state a_(n-r)..a_(n-1)=[4330, 28788, 191352];ALL [j,source_index,coefficient,value,product] rows=[[0, 5, 2, 4330, 8660], [1, 6, 4, 28788, 115152], [2, 7, 6, 191352, 1148112]]
After
new a_8=1271924;next state=[28788, 191352, 1271924];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100, 652, 4330, 28788, 191352, 1271924]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S043
S045 · calculation
Before
recurrence ORIGINAL n=9 ORIGINAL coefficient0 times a_6 := mul(2, 28788)
After
recurrence ORIGINAL n=9 ORIGINAL coefficient0 times a_6 = 57576
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S044
S046 · calculation
Before
recurrence ORIGINAL n=9 partial sum after coefficient0 := sum(0, 57576)
After
recurrence ORIGINAL n=9 partial sum after coefficient0 = 57576
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S045
S047 · calculation
Before
recurrence ORIGINAL n=9 ORIGINAL coefficient1 times a_7 := mul(4, 191352)
After
recurrence ORIGINAL n=9 ORIGINAL coefficient1 times a_7 = 765408
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S046
S048 · calculation
Before
recurrence ORIGINAL n=9 partial sum after coefficient1 := sum(57576, 765408)
After
recurrence ORIGINAL n=9 partial sum after coefficient1 = 822984
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S047
S049 · calculation
Before
recurrence ORIGINAL n=9 ORIGINAL coefficient2 times a_8 := mul(6, 1271924)
After
recurrence ORIGINAL n=9 ORIGINAL coefficient2 times a_8 = 7631544
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S048
S050 · calculation
Before
recurrence ORIGINAL n=9 partial sum after coefficient2 := sum(822984, 7631544)
After
recurrence ORIGINAL n=9 partial sum after coefficient2 = 8454528
Conditions: none
Substitute original roles,indices and established intermediates exactly,not floating-point approximations or another question's data.
Step identifiers and dependencies
Rule: exact_rational_arithmetic · Uses: G001, S049
S051 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=9;previous state a_(n-r)..a_(n-1)=[28788, 191352, 1271924];ALL [j,source_index,coefficient,value,product] rows=[[0, 6, 2, 28788, 57576], [1, 7, 4, 191352, 765408], [2, 8, 6, 1271924, 7631544]]
After
new a_9=8454528;next state=[191352, 1271924, 8454528];drop ONLY oldest state entry then append new scalar;prefix now=[7, 8, 9, 100, 652, 4330, 28788, 191352, 1271924, 8454528]
Conditions: none
Multiply each coefficient by its specified original index,add to the constant and check the source safe-integer range.Shift left and append the new scalar;do not reverse coefficients or feed the appended value back into this same update.
Step identifiers and dependencies
Rule: recurrence_EVERY_state_update_shift_left_append_exact · Uses: G001, S050
S052 · implies
Before
recurrence ORIGINAL:complete ORIGINAL initial state=[7, 8, 9];actual generated prefix=[7, 8, 9, 100, 652, 4330, 28788, 191352, 1271924, 8454528]
After
ANY two sequences with SAME r initials and SAME total rule agree at n=3 by substitution,then at every later n by induction;this determines the requested prefix only
Conditions: none
Induct from equality of all r initials:the same single-valued rule gives equality of the next term,and hence every later prefix term.Finite generation proves no closed form,asymptotic behavior or analyticity.
Step identifiers and dependencies
Rule: recurrence_forward_uniqueness_induction_not_analytic_claim · Uses: G001, S051