OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..200
Tanya Khovanova, Recursive Sequences
Index entries for linear recurrences with constant coefficients, signature (2197).
FORMULA
From Philippe Deléham, Nov 30 2008: (Start)
a(n) = 2197*a(n-1); a(0)=169.
G.f.: 169/(1-2197*x).
a(n) = 13*A013752(n). (End)
MATHEMATICA
13^(3*Range[0, 20]+2) (* or *) NestList[2197*#&, 169, 20] (* Harvey P. Dale, Oct 10 2019 *)
PROG
(Magma) [13^(3*n+2): n in [0..15]]; // Vincenzo Librandi, Jun 27 2011
(PARI) a(n)=13^(3*n+2) \\ Charles R Greathouse IV, Jun 27 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved