A014058 a(n) = ceiling((n+1/n)^n).

2, 7, 38, 327, 3803, 54993, 948646, 18992711, 432655359, 11046221255, 312347907387, 9688154906658, 327018557066165, 11932588574197764, 468012768020438831, 19634066192684343923, 877272066059957914874

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..300

Crossrefs

Cf. A014052, A014056.

Programs

Magma

[Ceiling((n+1/n)^n): n in [1..20]]; // Vincenzo Librandi, Oct 18 2011

Mathematica

Table[Ceiling[(n+1/n)^n],{n,20}] (* Harvey P. Dale, Jul 09 2017 *)

PARI

a(n)=ceil((n+1/n)^n) \\ Charles R Greathouse IV, Jul 01 2013

Sage

[ceil((n+1/n)^n) for n in (1..20)] # G. C. Greubel, Nov 23 2018