A030909 [ exp(13/15)*n! ].

2, 4, 14, 57, 285, 1712, 11989, 95919, 863279, 8632798, 94960779, 1139529348, 14813881536, 207394341513, 3110915122698, 49774641963168, 846168913373870, 15231040440729667, 289389768373863686, 5787795367477273728

Offset

1,1

Links

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

Mathematica

Floor[Exp[13/15]Range[20]!] (* Harvey P. Dale, Oct 06 2017 *)

Crossrefs

Sequence in context: A306150 A030962 A030830 * A030809 A030958 A030885

Adjacent sequences: A030906 A030907 A030908 * A030910 A030911 A030912

Keyword

nonn

Author

Simon Plouffe

Status

approved