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Search: id:A013745
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A013745 9^(3n+2). +0
1
81, 59049, 43046721, 31381059609, 22876792454961, 16677181699666569, 12157665459056928801, 8862938119652501095929, 6461081889226673298932241, 4710128697246244834921603689, 3433683820292512484657849089281 (list; graph; listen)
OFFSET

0,1

LINKS

Tanya Khovanova, Recursive Sequences

FORMULA

a(n)=729*a(n-1), n>0 ; a(0)=81 . G.f.: 81/(1-729*x). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 30 2008]

CROSSREFS

Sequence in context: A017560 A128493 A145261 this_sequence A093227 A143675 A033435

Adjacent sequences: A013742 A013743 A013744 this_sequence A013746 A013747 A013748

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.


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