A013909 a(n) = 23^(5*n + 4).

279841, 1801152661463, 11592836324538749809, 74615470927590710561908487, 480250763996501976790165756943041, 3091058643093537522799545838540043339063, 19895113660064588580108197261066338165074766609, 128051775540161094255459334683883498184411818540470887

Offset

0,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..50

Tanya Khovanova, Recursive Sequences

Index entries for linear recurrences with constant coefficients, signature (6436343).

Formula

a(n) = 6436343*a(n-1), a(0)=279841. - Vincenzo Librandi, May 29 2011

Mathematica

23^(5*Range[0, 10]+4) (* Harvey P. Dale, Jan 15 2016 *)
(* Alternative: *)
NestList[6436343#&, 279841, 10] (* Harvey P. Dale, Jan 15 2016 *)

Prog

(Magma) [23^(5*n+4): n in [0..10]]; // Vincenzo Librandi, May 29 2011
(PARI) a(n)=23^(5*n+4) \\ Charles R Greathouse IV, May 31 2026

Crossrefs

Cf. A009967.

Sequence in context: A043601 A043867 A204396 * A016867 A016915 A183621

Adjacent sequences: A013906 A013907 A013908 * A013910 A013911 A013912

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved