A030843 [ exp(16/21)*n! ].

2, 4, 12, 51, 257, 1542, 10797, 86379, 777417, 7774170, 85515876, 1026190519, 13340476748, 186766674472, 2801500117085, 44824001873369, 762008031847289, 13716144573251205, 260606746891772899, 5212134937835457985

Offset

1,1

Links

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

Mathematica

Floor[Exp[16/21]Range[20]!] (* Harvey P. Dale, Dec 18 2021 *)

Crossrefs

Sequence in context: A030812 A030974 A343310 * A030887 A030924 A030831

Adjacent sequences: A030840 A030841 A030842 * A030844 A030845 A030846

Keyword

nonn

Author

Simon Plouffe

Status

approved