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Search: id:A083082
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A083082 First sub-diagonal of number array A083075. +0
6
1, 5, 61, 1065, 23801, 650893, 21120373, 794552657, 34040573425, 1637411510421, 87420145670573, 5131440522974329, 328542298690792681, 22789709877615373085, 1702810951672313083621, 136361486383932674632353 (list; graph; listen)
OFFSET

0,2

FORMULA

a(n)=((n+1)(2n+5)^n+1)/(n+2)

CROSSREFS

Cf. A083080, A083083.

Sequence in context: A162167 A134282 A146760 this_sequence A009825 A065919 A096537

Adjacent sequences: A083079 A083080 A083081 this_sequence A083083 A083084 A083085

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Apr 23 2003

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


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