A013853 a(n) = 9^(5*n + 4).

6561, 387420489, 22876792454961, 1350851717672992089, 79766443076872509863361, 4710128697246244834921603689, 278128389443693511257285776231761, 16423203268260658146231467800709255289, 969773729787523602876821942164080815560161

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 (59049).

Mathematica

9^(5*Range[0, 20]+4) (* or *) NestList[59049#&, 6561, 20] (* Harvey P. Dale, Oct 17 2025 *)

Prog

(Magma) [9^(5*n+4): n in [0..15]]; // Vincenzo Librandi, Jul 08 2011
(Maxima) makelist(9^(5*n+4), n, 0, 20); /* Martin Ettl, Oct 21 2012 */
(PARI) a(n) = 9^(5*n+4); \\ Altug Alkan, Sep 08 2018

Crossrefs

Sequence in context: A272067 A017024 A017108 * A017204 A017312 A017432

Adjacent sequences: A013850 A013851 A013852 * A013854 A013855 A013856

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved