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Search: id:A021214
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A021214 Expansion of 1/((1-x)(1-2x)(1-6x)(1-12x)). +0
1
1, 21, 313, 4137, 51961, 637497, 7733881, 93310329, 1122747001, 13491103353, 162002078329, 1944677972601, 23340053875321, 280104155744889, 3361390924417657, 40337537425951353, 484055527109184121 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A157088 A016321 A019041 this_sequence A016318 A017954 A055434

Adjacent sequences: A021211 A021212 A021213 this_sequence A021215 A021216 A021217

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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