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A132409 Ceiling(exp(n)/n^3). 1
3, 1, 1, 1, 2, 2, 4, 6, 12, 23, 45, 95, 202, 439, 969, 2170, 4917, 11259, 26022, 60646, 142406, 336675, 800921, 1916170, 4608314, 11136187, 27030852, 65882702, 161192928, 395795355, 975088103, 2409758307, 5972774016, 14844843847 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Table[Ceiling[E^(n)/n^3], {n, 40}] (* Vincenzo Librandi, Feb 19 2013 *)

PROG

(MAGMA)[Ceiling(Exp(n)/n^3): n in [1..40]]; // Vincenzo Librandi, Feb 19 2013

CROSSREFS

Cf. A107316.

Sequence in context: A325498 A224850 A269976 * A030337 A136406 A242222

Adjacent sequences:  A132406 A132407 A132408 * A132410 A132411 A132412

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

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Last modified June 25 10:10 EDT 2019. Contains 324351 sequences. (Running on oeis4.)