OFFSET
0,1
COMMENTS
Subsequence of A000351.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..100
Index entries for linear recurrences with constant coefficients, signature (390625).
FORMULA
G.f.: (25)/(1-390625*x). - Vincenzo Librandi, Jun 16 2016
a(n) = 5^(8*n+2) = 5^(2*(4*n+1)).
MATHEMATICA
Table[25^(4 n + 1), {n, 0, 10}] (* Vincenzo Librandi, Jun 12 2016 *)
PROG
(Magma) [25^(4*n+1): n in [0..10]]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Jul 07 2011
STATUS
approved