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a(n) = ceiling(exp(n)/n).
1

%I #14 Sep 08 2022 08:45:31

%S 3,4,7,14,30,68,157,373,901,2203,5444,13563,34032,85901,217935,555382,

%T 1420880,3647777,9393806,24258260,62800750,162950584,423687107,

%U 1103713423,2880195974,7528061902,19705490393,51652038011,135563251626

%N a(n) = ceiling(exp(n)/n).

%H Vincenzo Librandi, <a href="/A132407/b132407.txt">Table of n, a(n) for n = 1..1000</a>

%t Table[Ceiling[E^n/n], {n, 30}] (* _Vincenzo Librandi_, Feb 20 2013 *)

%o (Magma) [Ceiling(Exp(n)/n): n in [1..30]]; // _Vincenzo Librandi_, Feb 20 2013

%Y Cf. A107316.

%K nonn,easy

%O 1,1

%A _Mohammad K. Azarian_, Nov 12 2007

%E Changed offset from 0 to 1 by _Vincenzo Librandi_, Feb 20 2013