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A013738 6^(3*n+1). 2
6, 1296, 279936, 60466176, 13060694016, 2821109907456, 609359740010496, 131621703842267136, 28430288029929701376, 6140942214464815497216, 1326443518324400147398656, 286511799958070431838109696 (list; graph; refs; listen; history; text; internal format)
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 (216).

FORMULA

a(n)=216*a(n-1), n>0 ; a(0)=6 . G.f.: 6/(1-216*x). - Philippe Deléham, Nov 25 2008

MAPLE

seq(6^(3*n+1), n=0..11); # Nathaniel Johnston, Jun 26 2011

MATHEMATICA

6^(3*Range[0, 20]+1) (* or *) NestList[216#&, 6, 20] (* Harvey P. Dale, Jan 01 2012 *)

PROG

(MAGMA) [6^(3*n+1): n in [0..20]]; // Vincenzo Librandi, May 25 2011

(PARI) a(n)=6^(3*n+1) \\ Charles R Greathouse IV, Jul 11 2016

CROSSREFS

Cf. A013739.

Sequence in context: A264103 A202381 A067510 * A209590 A076781 A055306

Adjacent sequences:  A013735 A013736 A013737 * A013739 A013740 A013741

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 25 05:37 EDT 2017. Contains 284036 sequences.