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A124103 C(2*n,n)*stirling2(2*n,n). 0
1, 2, 42, 1800, 119070, 10716300, 1223054448, 169298088960, 27564503362110, 5162247741608100, 1093309327729799180, 258387397153927593552, 67415162325326493328560, 19247023513381472754036000 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

MAPLE

a:=n->binomial(2*n, n)*stirling2(2*n, n): seq(a(n), n=0..16);

CROSSREFS

Cf. A000984, A007820.

Sequence in context: A038396 A162678 A177456 * A152286 A193271 A193272

Adjacent sequences:  A124100 A124101 A124102 * A124104 A124105 A124106

KEYWORD

easy,nonn

AUTHOR

Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Nov 26 2006

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.