A030803 a(n) = floor(exp(11/24)*n!).

1, 3, 9, 37, 189, 1138, 7970, 63763, 573871, 5738715, 63125866, 757510403, 9847635243, 137866893402, 2068003401034, 33088054416552, 562496925081397, 10124944651465158, 192373948377838002, 3847478967556760044

Offset

1,2

Links

Jinyuan Wang, Table of n, a(n) for n = 1..449

Mathematica

With[{c=Exp[11/24]}, Floor[c*(Range[20]!)]] (* Harvey P. Dale, May 21 2014 *)

Crossrefs

Sequence in context: A030955 A030856 A030943 * A300170 A155159 A222518

Adjacent sequences: A030800 A030801 A030802 * A030804 A030805 A030806

Keyword

nonn,easy

Author

Simon Plouffe

Status

approved