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A013808 18^(4*n+1). 1
18, 1889568, 198359290368, 20822964865671168, 2185911559738696531968, 229468251895129407139872768, 24088659210943104643915283693568, 2528731089327963353099650821015994368, 265456074833292280954988944586975024775168 (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 (104976).

PROG

(MAGMA) [18^(4*n+1): n in [0..15]]; // Vincenzo Librandi, Jul 06 2011

(Maxima) makelist(18^(4*n+1), n, 0, 20); [Martin Ettl, Oct 21 2012]

CROSSREFS

Sequence in context: A215577 A071098 A259164 * A115479 A144838 A013886

Adjacent sequences:  A013805 A013806 A013807 * A013809 A013810 A013811

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 24 02:34 EDT 2017. Contains 288697 sequences.