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A030881 [ exp(7/18)*n! ]. 0
1, 2, 8, 35, 177, 1062, 7435, 59485, 535371, 5353716, 58890876, 706690515, 9186976699, 128617673796, 1929265106946, 30868241711142, 524760109089429, 9445681963609723, 179467957308584751, 3589359146171695020 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..20.

CROSSREFS

Sequence in context: A011791 A030847 A030929 * A030820 A030972 A213227

Adjacent sequences:  A030878 A030879 A030880 * A030882 A030883 A030884

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved

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Last modified May 24 09:20 EDT 2013. Contains 225617 sequences.