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A139714 Sum_{ k >= 0} binomial(n,5*k+2). +0
2
0, 0, 1, 3, 6, 10, 15, 22, 36, 72, 165, 385, 859, 1807, 3614, 6995, 13380, 25773, 50559, 101118, 204820, 416405, 843756, 1698458, 3396916, 6765175, 13455325, 26789257, 53457121, 106914242, 214146295, 429124630, 859595529, 1720537327, 3441074654 (list; graph; listen)
OFFSET

0,4

CROSSREFS

Adjacent sequences: A139711 A139712 A139713 this_sequence A139715 A139716 A139717

Sequence in context: A122047 A137358 A143963 this_sequence A063542 A122554 A111734

KEYWORD

nonn

AUTHOR

njas, Jun 13 2008

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Last modified October 11 13:47 EDT 2008. Contains 144830 sequences.


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