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Search: id:A009965
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A009965 Powers of 21. +0
5
1, 21, 441, 9261, 194481, 4084101, 85766121, 1801088541, 37822859361, 794280046581, 16679880978201, 350277500542221, 7355827511386641, 154472377739119461, 3243919932521508681, 68122318582951682301 (list; graph; listen)
OFFSET

0,2

LINKS

Tanya Khovanova, Recursive Sequences

FORMULA

For A009966-A009992 we have g.f.: 1/(1-qx), e.g.f.: exp(qx), with q = 21, 22, ..., 48. - Dan Fux (dan.fux(AT)OpenGaia.com or danfux(AT)OpenGaia.com), Apr 07 2001

CROSSREFS

Sequence in context: A064108 A067895 A092499 this_sequence A041842 A076552 A126996

Adjacent sequences: A009962 A009963 A009964 this_sequence A009966 A009967 A009968

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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