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A013717 12^(2n+1). 3
12, 1728, 248832, 35831808, 5159780352, 743008370688, 106993205379072, 15407021574586368, 2218611106740436992, 319479999370622926848, 46005119909369701466112, 6624737266949237011120128 (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 (144).

FORMULA

a(n)=144*a(n-1), n>0 ; a(0)=12 . G.f.: 12/(1-144*x). - Philippe Deléham, Nov 25 2008

MAPLE

seq(12^(2*n+1), n=0..11); # Nathaniel Johnston, Jun 25 2011

PROG

(MAGMA) [12^(2*n+1): n in [0..15]]; // Vincenzo Librandi, Jun 26 2011

(PARI) a(n)=12^(2*n+1) \\ Charles R Greathouse IV, Jul 11 2016

CROSSREFS

Cf. A013708-A013716, A013718-A013729.

Sequence in context: A009120 A078928 A202968 * A252767 A015485 A174775

Adjacent sequences:  A013714 A013715 A013716 * A013718 A013719 A013720

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 27 21:39 EDT 2017. Contains 288804 sequences.