A030972 - OEIS

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A030972

[ exp(2/5)*n! ].

1, 2, 8, 35, 179, 1074, 7518, 60150, 541353, 5413533, 59548868, 714586417, 9289623422, 130054727910, 1950820918654, 31213134698477, 530623289874116, 9551219217734092, 181473165136947766, 3629463302738955334

(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: A030929 A030881 A030820 * A213227 A020009 A257555

Adjacent sequences: A030969 A030970 A030971 * A030973 A030974 A030975

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved