A030842 [ exp(17/21)*n! ].

2, 4, 13, 53, 269, 1617, 11324, 90592, 815332, 8153325, 89686575, 1076238905, 13991105771, 195875480803, 2938132212047, 47010115392763, 799171961676972, 14385095310185504, 273316810893524583, 5466336217870491666

Offset

1,1

Links

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

Mathematica

Floor[Exp[17/21]Range[20]!] (* Harvey P. Dale, Mar 03 2018 *)

Crossrefs

Sequence in context: A291341 A129091 A030970 * A191293 A151802 A030901

Adjacent sequences: A030839 A030840 A030841 * A030843 A030844 A030845

Keyword

nonn

Author

Simon Plouffe

Status

approved