A030827 [ exp(2/23)*n! ].

1, 2, 6, 26, 130, 785, 5497, 43983, 395847, 3958473, 43543211, 522518536, 6792740972, 95098373611, 1426475604177, 22823609666834, 388001364336187, 6984024558051373, 132696466602976097, 2653929332059521943

Offset

1,2

Links

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

Mathematica

With[{c=Exp[2/23]}, Floor[c*Range[20]!]] (* Harvey P. Dale, Jan 17 2015 *)

Crossrefs

Sequence in context: A123872 A230071 A030937 * A030947 A030850 A030951

Adjacent sequences: A030824 A030825 A030826 * A030828 A030829 A030830

Keyword

nonn

Author

Simon Plouffe

Status

approved