OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..100
Tanya Khovanova, Recursive Sequences
Index entries for linear recurrences with constant coefficients, signature (3125).
FORMULA
From Philippe Deléham, Dec 03 2008: (Start)
a(n) = 3125*a(n-1), n > 0; a(0)=5.
G.f.: 5/(1-3125*x). (End)
MATHEMATICA
NestList[3125#&, 5, 20] (* Harvey P. Dale, Aug 16 2012 *)
5^(5*Range[0, 20]+1) (* Harvey P. Dale, Jul 09 2021 *)
PROG
(Magma) [5^(5*n+1): n in [0..15]]; // Vincenzo Librandi, Jul 07 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved