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formula variants #301

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wants to merge 13 commits into from
Closed

formula variants #301

wants to merge 13 commits into from

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@ckrause ckrause commented Dec 16, 2023

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@ckrause ckrause added the enhancement Improvement that is not a feature label Dec 16, 2023
@ckrause ckrause changed the title WIP: formula variants formula variants Dec 16, 2023
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ckrause commented Dec 16, 2023 •
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Checking 14 terms of A117791: (a(n) = b(n+2)); (b(n) = if(n==7,6,if(n==6,4,if(n==5,3,if(n==4,2,if(n==3,1,if(n==2,1,if(n==1,0,if(n==0,0,b(n-8)+c(n-2)+c(n-4)))))))))); (c(n) = if(n==7,9,if(n==6,6,if(n==5,4,if(n==4,3,if(n==3,2,if(n==2,1,if(n==1,1,if(n==0,1,c(n-1)+c(n-3)+c(n-8))))))))))
2023-12-16 17:45:16|INFO |Generated sequence: 1,1,2,3,4,6,9,13,21,31,47,71,106,159
2023-12-16 17:45:16|INFO |Expected sequence:  1,1,2,3,4,6,9,13,20,30,45,68,102,153

One extra initial term is missing for A117791.

@ckrause ckrause closed this Dec 23, 2023
@ckrause ckrause deleted the formula-variants branch December 23, 2023 13:36
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