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A030831 [ exp(17/22)*n! ]. 0
2, 4, 12, 51, 259, 1559, 10914, 87319, 785876, 7858763, 86446399, 1037356791, 13485638291, 188798936078, 2831984041181, 45311744658906, 770299659201402, 13865393865625240, 263442483446879561, 5268849668937591230 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

CROSSREFS

Sequence in context: A030843 A030887 A030924 * A058767 A075876 A222470

Adjacent sequences:  A030828 A030829 A030830 * A030832 A030833 A030834

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved

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Last modified September 28 17:43 EDT 2020. Contains 337393 sequences. (Running on oeis4.)