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Search: id:A081132
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A081132 (n+1)^n*C(n+2,2). +0
3
1, 6, 54, 640, 9375, 163296, 3294172, 75497472, 1937102445, 55000000000, 1711870023666, 57954652913664, 2120125746145771, 83340051191685120, 3503151123046875000, 156797324626531188736, 7445162356977030877593 (list; graph; listen)
OFFSET

0,2

COMMENT

A diagonal of A081130.

FORMULA

a(n)=(n+1)^(n)C(n+2, 2).

CROSSREFS

Cf. A081131.

Adjacent sequences: A081129 A081130 A081131 this_sequence A081133 A081134 A081135

Sequence in context: A098658 A109576 A069726 this_sequence A034001 A084062 A137591

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Mar 08 2003

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Last modified October 11 09:12 EDT 2008. Contains 144832 sequences.


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