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 (729).
FORMULA
MATHEMATICA
9^(3Range[0, 20]+2) (* Harvey P. Dale, Mar 30 2011 *)
PROG
(Magma) [9^(3*n+2): n in [0..15]]; // Vincenzo Librandi, Jun 26 2011
(PARI) a(n)=9^(3*n+2) \\ Charles R Greathouse IV, Jul 10 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved