A132405 Floor(exp(n)/n^2).

2, 1, 2, 3, 5, 11, 22, 46, 100, 220, 494, 1130, 2617, 6135, 14528, 34711, 83581, 202654, 494410, 1212912, 2990511, 7406844, 18421178, 45988059, 115207838, 289540842, 729832977, 1844715643, 4674594883, 11873860646, 30227731181, 77112265803

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Table[Floor[E^n/n^2], {n, 40}] (* Vincenzo Librandi, Feb 19 2013 *)

Prog

(Magma) [Floor(Exp(n)/n^2): n in [1..40]]; // Vincenzo Librandi, Feb 19 2013

Crossrefs

Cf. A107316.

Sequence in context: A204994 A277253 A309494 * A057192 A078777 A135938

Adjacent sequences: A132402 A132403 A132404 * A132406 A132407 A132408

Keyword

nonn,easy

Author

Mohammad K. Azarian, Nov 12 2007

Extensions

Changed offset from 0 to 1 by Vincenzo Librandi, Feb 19 2013

Status

approved