OFFSET
0,1
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 (4084101).
FORMULA
a(n) = 4084101*a(n-1), a(0)=9261. - Vincenzo Librandi, May 27 2011
MATHEMATICA
21^(5*Range[0, 10] + 3) (* Paolo Xausa, May 30 2026 *)
PROG
(Magma) [21^(5*n+3): n in [0..10]]; // Vincenzo Librandi, May 27 2011
(PARI) a(n)=21^(5*n+3) \\ Charles R Greathouse IV, May 31 2026
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved