A013905 22^(5n+4).

234256, 1207269217792, 6221821273427820544, 32064977213018365645815808, 165251092644282265779977014214656, 851643319086537701956194499721106030592, 4389056261830591470007906571986683114651910144, 22619580800770514778759787562400873673529752979243008

Offset: 0

Author

N. J. A. Sloane, Dec 11 1996

Keywords

• nonn
• easy

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 (5153632).

Programs

Magma

[22^(5*n+4): n in [0..10]]; // Vincenzo Librandi, May 28 2011

Maple

A013905:=n->22^(5*n+4); seq(A013905(n), n=0..10); # Wesley Ivan Hurt, May 08 2014

Mathematica

Table[22^(5 n + 4), {n, 0, 10}] (* Wesley Ivan Hurt, May 08 2014 *)

Formula

a(n) = 5153632*a(n-1), a(0)=234256. - Vincenzo Librandi, May 28 2011

a(n) = 22^A016897(n) = A010810(5n+4) = A010810(A016897(n)). - Wesley Ivan Hurt, May 08 2014