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3, 729, 177147, 43046721, 10460353203, 2541865828329, 617673396283947, 150094635296999121, 36472996377170786403, 8862938119652501095929, 2153693963075557766310747, 523347633027360537213511521
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 0..200
Tanya Khovanova, Recursive Sequences
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FORMULA
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a(n)=243*a(n-1), n>0 ; a(0)=3 . G.f.: 3/(1-243*x). [From Philippe DELEHAM, Nov 26 2008]
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MATHEMATICA
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NestList[243#&, 3, 20] (* Harvey P. Dale, Jan 26 2013 *)
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PROG
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(MAGMA) [3^(5*n+1): n in [0..15]]; // Vincenzo Librandi, Jul 07 2011
(Maxima) makelist(3^(5*n+1), n, 0, 20); [Martin Ettl, Oct 21 2012]
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CROSSREFS
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Sequence in context: A165343 A203496 A059120 * A133014 A100407 A119264
Adjacent sequences: A013823 A013824 A013825 * A013827 A013828 A013829
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane.
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STATUS
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approved
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