A013891 a(n) = 19^(5*n + 2).

361, 893871739, 2213314919066161, 5480386857784802185939, 13569980418174090907801371961, 33600614943460448322716069311260139, 83198449060887472631428936505541918917761, 206007596521214410095208558252435839890349094339

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 (2476099).

Formula

a(n) = 2476099*a(n-1), a(0)=361. - Vincenzo Librandi, May 27 2011

Mathematica

19^(5*Range[0, 20]+2) (* Harvey P. Dale, Apr 27 2012 *)

Prog

(Magma) [19^(5*n+2): n in [0..10]]; // Vincenzo Librandi, May 27 2011
(PARI) a(n)=19^(5*n+2) \\ Charles R Greathouse IV, May 31 2026

Crossrefs

Cf. A001029.

Sequence in context: A191216 A337729 A013765 * A045098 A158310 A031716

Adjacent sequences: A013888 A013889 A013890 * A013892 A013893 A013894

Keyword

nonn,easy,changed

Author

N. J. A. Sloane

Status

approved