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Search: id:A071735
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A071735 Expansion of (1+x^3*C^3)*C^2, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108. +0
2
1, 2, 5, 15, 47, 152, 504, 1705, 5863, 20436, 72046, 256462, 920550, 3328192, 12109270, 44305245, 162911415, 601700700, 2231255070, 8304089970, 31007435970, 116130446640, 436137803400, 1642112017338, 6197239974582 (list; graph; listen)
OFFSET

0,2
CROSSREFS

First differences of A000782.

Adjacent sequences: A071732 A071733 A071734 this_sequence A071736 A071737 A071738

Sequence in context: A071731 A143094 A058495 this_sequence A013560 A071739 A035350

KEYWORD

nonn

AUTHOR

njas, Jun 06 2002

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Last modified October 7 08:31 EDT 2008. Contains 144667 sequences.

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