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A013762 18^(3n+1). 2
18, 104976, 612220032, 3570467226624, 20822964865671168, 121439531096594251776, 708235345355337676357632, 4130428534112329328517709824, 24088659210943104643915283693568 (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 (5832).

FORMULA

a(n)=5832*a(n-1), n>0 ; a(0)=18. G.f.: 18/(1-5832*x). a(n)=A013763(n)/18. - Philippe Deléham, Dec 07 2008

PROG

(MAGMA) [18^(3*n+1): n in [0..15]]; // Vincenzo Librandi, May 24 2011

(PARI) a(n)=18^(3*n+1) \\ Charles R Greathouse IV, Jul 11 2016

CROSSREFS

Sequence in context: A146203 A192081 A259364 * A078352 A215577 A071098

Adjacent sequences:  A013759 A013760 A013761 * A013763 A013764 A013765

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 25 13:25 EDT 2017. Contains 284080 sequences.