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A068034 Number of subsets of {1,2,3,...,n} that sum to 0 mod 13. +0
2
1, 1, 1, 1, 1, 2, 5, 10, 20, 39, 79, 158, 316, 632, 1262, 2522, 5042, 10082, 20164, 40330, 80660, 161320, 322638, 645278, 1290556, 2581112, 5162224, 10324444, 20648884, 41297764, 82595524, 165191048, 330382100, 660764200, 1321528400 (list; graph; listen)
OFFSET

0,6

CROSSREFS

13th row of A068009.

Adjacent sequences: A068031 A068032 A068033 this_sequence A068035 A068036 A068037

Sequence in context: A032442 A102688 A001629 this_sequence A084215 A024810 A049938

KEYWORD

nonn

AUTHOR

Antti Karttunen, Feb 11 2002

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Last modified May 11 10:28 EDT 2008. Contains 139662 sequences.


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