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=4;oldest-to-newest coefficients=[2, 4, 6, 8];constant=-2;ALL initial a_0..a_(r-1)=[5, 6, 7, 8]
After
for EVERY n>=4,a_n=constant+sum_j coefficients[j]*a_(n-r+j);current prefix length=4;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=4 ORIGINAL coefficient0 times a_0 := mul(2, 5)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient0 times a_0 = 10
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=4 partial sum after coefficient0 := sum(-2, 10)
After
recurrence ORIGINAL n=4 partial sum after coefficient0 = 8
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=4 ORIGINAL coefficient1 times a_1 := mul(4, 6)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient1 times a_1 = 24
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=4 partial sum after coefficient1 := sum(8, 24)
After
recurrence ORIGINAL n=4 partial sum after coefficient1 = 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, S005
S007 · calculation
Before
recurrence ORIGINAL n=4 ORIGINAL coefficient2 times a_2 := mul(6, 7)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient2 times a_2 = 42
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=4 partial sum after coefficient2 := sum(32, 42)
After
recurrence ORIGINAL n=4 partial sum after coefficient2 = 74
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 · calculation
Before
recurrence ORIGINAL n=4 ORIGINAL coefficient3 times a_3 := mul(8, 8)
After
recurrence ORIGINAL n=4 ORIGINAL coefficient3 times a_3 = 64
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, S008
S010 · calculation
Before
recurrence ORIGINAL n=4 partial sum after coefficient3 := sum(74, 64)
After
recurrence ORIGINAL n=4 partial sum after coefficient3 = 138
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 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=4;previous state a_(n-r)..a_(n-1)=[5, 6, 7, 8];ALL [j,source_index,coefficient,value,product] rows=[[0, 0, 2, 5, 10], [1, 1, 4, 6, 24], [2, 2, 6, 7, 42], [3, 3, 8, 8, 64]]
After
new a_4=138;next state=[6, 7, 8, 138];drop ONLY oldest state entry then append new scalar;prefix now=[5, 6, 7, 8, 138]
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, S010
S012 · calculation
Before
recurrence ORIGINAL n=5 ORIGINAL coefficient0 times a_1 := mul(2, 6)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient0 times a_1 = 12
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=5 partial sum after coefficient0 := sum(-2, 12)
After
recurrence ORIGINAL n=5 partial sum after coefficient0 = 10
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=5 ORIGINAL coefficient1 times a_2 := mul(4, 7)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient1 times a_2 = 28
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=5 partial sum after coefficient1 := sum(10, 28)
After
recurrence ORIGINAL n=5 partial sum after coefficient1 = 38
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 · calculation
Before
recurrence ORIGINAL n=5 ORIGINAL coefficient2 times a_3 := mul(6, 8)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient2 times a_3 = 48
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, S015
S017 · calculation
Before
recurrence ORIGINAL n=5 partial sum after coefficient2 := sum(38, 48)
After
recurrence ORIGINAL n=5 partial sum after coefficient2 = 86
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 ORIGINAL coefficient3 times a_4 := mul(8, 138)
After
recurrence ORIGINAL n=5 ORIGINAL coefficient3 times a_4 = 1104
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 partial sum after coefficient3 := sum(86, 1104)
After
recurrence ORIGINAL n=5 partial sum after coefficient3 = 1190
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 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=5;previous state a_(n-r)..a_(n-1)=[6, 7, 8, 138];ALL [j,source_index,coefficient,value,product] rows=[[0, 1, 2, 6, 12], [1, 2, 4, 7, 28], [2, 3, 6, 8, 48], [3, 4, 8, 138, 1104]]
After
new a_5=1190;next state=[7, 8, 138, 1190];drop ONLY oldest state entry then append new scalar;prefix now=[5, 6, 7, 8, 138, 1190]
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, S019
S021 · calculation
Before
recurrence ORIGINAL n=6 ORIGINAL coefficient0 times a_2 := mul(2, 7)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient0 times a_2 = 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, S020
S022 · calculation
Before
recurrence ORIGINAL n=6 partial sum after coefficient0 := sum(-2, 14)
After
recurrence ORIGINAL n=6 partial sum after coefficient0 = 12
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 · calculation
Before
recurrence ORIGINAL n=6 ORIGINAL coefficient1 times a_3 := mul(4, 8)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient1 times a_3 = 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, S022
S024 · calculation
Before
recurrence ORIGINAL n=6 partial sum after coefficient1 := sum(12, 32)
After
recurrence ORIGINAL n=6 partial sum after coefficient1 = 44
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 ORIGINAL coefficient2 times a_4 := mul(6, 138)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient2 times a_4 = 828
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 partial sum after coefficient2 := sum(44, 828)
After
recurrence ORIGINAL n=6 partial sum after coefficient2 = 872
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 ORIGINAL coefficient3 times a_5 := mul(8, 1190)
After
recurrence ORIGINAL n=6 ORIGINAL coefficient3 times a_5 = 9520
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 partial sum after coefficient3 := sum(872, 9520)
After
recurrence ORIGINAL n=6 partial sum after coefficient3 = 10392
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 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=6;previous state a_(n-r)..a_(n-1)=[7, 8, 138, 1190];ALL [j,source_index,coefficient,value,product] rows=[[0, 2, 2, 7, 14], [1, 3, 4, 8, 32], [2, 4, 6, 138, 828], [3, 5, 8, 1190, 9520]]
After
new a_6=10392;next state=[8, 138, 1190, 10392];drop ONLY oldest state entry then append new scalar;prefix now=[5, 6, 7, 8, 138, 1190, 10392]
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, S028
S030 · calculation
Before
recurrence ORIGINAL n=7 ORIGINAL coefficient0 times a_3 := mul(2, 8)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient0 times a_3 = 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, S029
S031 · calculation
Before
recurrence ORIGINAL n=7 partial sum after coefficient0 := sum(-2, 16)
After
recurrence ORIGINAL n=7 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, S030
S032 · calculation
Before
recurrence ORIGINAL n=7 ORIGINAL coefficient1 times a_4 := mul(4, 138)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient1 times a_4 = 552
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 partial sum after coefficient1 := sum(14, 552)
After
recurrence ORIGINAL n=7 partial sum after coefficient1 = 566
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 ORIGINAL coefficient2 times a_5 := mul(6, 1190)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient2 times a_5 = 7140
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 partial sum after coefficient2 := sum(566, 7140)
After
recurrence ORIGINAL n=7 partial sum after coefficient2 = 7706
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 ORIGINAL coefficient3 times a_6 := mul(8, 10392)
After
recurrence ORIGINAL n=7 ORIGINAL coefficient3 times a_6 = 83136
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 · calculation
Before
recurrence ORIGINAL n=7 partial sum after coefficient3 := sum(7706, 83136)
After
recurrence ORIGINAL n=7 partial sum after coefficient3 = 90842
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, S036
S038 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=7;previous state a_(n-r)..a_(n-1)=[8, 138, 1190, 10392];ALL [j,source_index,coefficient,value,product] rows=[[0, 3, 2, 8, 16], [1, 4, 4, 138, 552], [2, 5, 6, 1190, 7140], [3, 6, 8, 10392, 83136]]
After
new a_7=90842;next state=[138, 1190, 10392, 90842];drop ONLY oldest state entry then append new scalar;prefix now=[5, 6, 7, 8, 138, 1190, 10392, 90842]
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, S037
S039 · calculation
Before
recurrence ORIGINAL n=8 ORIGINAL coefficient0 times a_4 := mul(2, 138)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient0 times a_4 = 276
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 partial sum after coefficient0 := sum(-2, 276)
After
recurrence ORIGINAL n=8 partial sum after coefficient0 = 274
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 ORIGINAL coefficient1 times a_5 := mul(4, 1190)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient1 times a_5 = 4760
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 partial sum after coefficient1 := sum(274, 4760)
After
recurrence ORIGINAL n=8 partial sum after coefficient1 = 5034
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 ORIGINAL coefficient2 times a_6 := mul(6, 10392)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient2 times a_6 = 62352
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 · calculation
Before
recurrence ORIGINAL n=8 partial sum after coefficient2 := sum(5034, 62352)
After
recurrence ORIGINAL n=8 partial sum after coefficient2 = 67386
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, S043
S045 · calculation
Before
recurrence ORIGINAL n=8 ORIGINAL coefficient3 times a_7 := mul(8, 90842)
After
recurrence ORIGINAL n=8 ORIGINAL coefficient3 times a_7 = 726736
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=8 partial sum after coefficient3 := sum(67386, 726736)
After
recurrence ORIGINAL n=8 partial sum after coefficient3 = 794122
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 · implies
Before
recurrence ORIGINAL:ORIGINAL target n=8;previous state a_(n-r)..a_(n-1)=[138, 1190, 10392, 90842];ALL [j,source_index,coefficient,value,product] rows=[[0, 4, 2, 138, 276], [1, 5, 4, 1190, 4760], [2, 6, 6, 10392, 62352], [3, 7, 8, 90842, 726736]]
After
new a_8=794122;next state=[1190, 10392, 90842, 794122];drop ONLY oldest state entry then append new scalar;prefix now=[5, 6, 7, 8, 138, 1190, 10392, 90842, 794122]
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, S046
S048 · implies
Before
recurrence ORIGINAL:complete ORIGINAL initial state=[5, 6, 7, 8];actual generated prefix=[5, 6, 7, 8, 138, 1190, 10392, 90842, 794122]
After
ANY two sequences with SAME r initials and SAME total rule agree at n=4 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, S047