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A071737 Expansion of (1+x^3*C^3)*C^4, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108. 0
1, 4, 14, 49, 172, 607, 2156, 7709, 27742, 100436, 365636, 1337866, 4917998, 18155165, 67280520, 250215045, 933566550, 3493585920, 13109631540, 49318717470, 185974763520, 702820113918, 2661438889896, 10097446604434 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..23.

CROSSREFS

Sequence in context: A291384 A010904 A277084 * A071741 A211305 A278026

Adjacent sequences:  A071734 A071735 A071736 * A071738 A071739 A071740

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jun 06 2002

STATUS

approved

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Last modified February 20 01:17 EST 2018. Contains 299357 sequences. (Running on oeis4.)