A017974 Powers of sqrt(23) rounded to nearest integer.

1, 5, 23, 110, 529, 2537, 12167, 58351, 279841, 1342070, 6436343, 30867617, 148035889, 709955183, 3404825447, 16328969210, 78310985281, 375566291832, 1801152661463, 8638024712143, 41426511213649

Offset

0,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Mathematica

Floor[(Sqrt[23])^Range[0, 25]+1/2] (* Vincenzo Librandi, Nov 20 2011 *)

Prog

(PARI) a(n)=round(sqrt(23)^n) \\ Charles R Greathouse IV, Nov 18 2011
(Magma) [Round(Sqrt(23)^n): n in [0..30]]; // Vincenzo Librandi, Nov 20 2011

Crossrefs

Sequence in context: A179598 A192810 A278677 * A244936 A017975 A360100

Adjacent sequences: A017971 A017972 A017973 * A017975 A017976 A017977

Keyword

nonn

Author

N. J. A. Sloane

Status

approved