A030893 a(n) = floor( exp(7/17)*n! ).

1, 3, 9, 36, 181, 1086, 7607, 60862, 547759, 5477598, 60253580, 723042962, 9399558518, 131593819259, 1973907288891, 31582516622266, 536902782578529, 9664250086413531, 183620751641857104, 3672415032837142098

Offset

1,2

Links

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

Mathematica

Floor[Exp[7/17]Range[20]!] (* Harvey P. Dale, May 15 2015 *)

Crossrefs

Sequence in context: A030834 A374662 A370166 * A030936 A030870 A030965

Adjacent sequences: A030890 A030891 A030892 * A030894 A030895 A030896

Keyword

nonn

Author

Simon Plouffe

Status

approved