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A013784 a(n) = 6^(4*n + 1). 2
6, 7776, 10077696, 13060694016, 16926659444736, 21936950640377856, 28430288029929701376, 36845653286788892983296, 47751966659678405306351616, 61886548790943213277031694336, 80204967233062404407033075859456 (list; graph; refs; listen; history; text; internal format)
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 (1296).

FORMULA

From Philippe Deléham, Nov 30 2008: (Start)

a(n) = 1296*a(n-1); a(0)=6.

G.f.: 6/(1-1296*x). (End)

MATHEMATICA

6^(4*Range[0, 20]+1) (* or *) NestList[1296#&, 6, 20] (* Harvey P. Dale, May 30 2018 *)

PROG

(MAGMA) [6^(4*n+1): n in [0..15]]; // Vincenzo Librandi, Jun 28 2011

(Maxima) makelist(6^(4*n+1), n, 0, 20); /* Martin Ettl, Oct 21 2012 */

(PARI) a(n)=6^(4*n+1) \\ Charles R Greathouse IV, Jul 11 2016

CROSSREFS

Sequence in context: A000438 A061109 A219014 * A188979 A158880 A137040

Adjacent sequences:  A013781 A013782 A013783 * A013785 A013786 A013787

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified November 13 17:16 EST 2018. Contains 317149 sequences. (Running on oeis4.)