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Search: id:A132624
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A132624 Column 0 of triangle A132623. +0
2
0, 1, 1, 3, 14, 87, 669, 6098, 64050, 759817, 10028799, 145575337, 2302441248, 39377544316, 723627151168, 14212023123570, 296941929433826, 6573946153123597, 153673571064191583, 3781352342496043197 (list; graph; listen)
OFFSET

0,4

COMMENT

Triangle T=A132623 is generated by sums of matrix powers of itself such that: T(n,k) = Sum_{j=1..n-k-1} [T^j](n-1,k) with T(n+1,n) = n+1 and T(n,n)=0 for n>=0.

CROSSREFS

Cf. A132623.

Sequence in context: A087912 A051818 A091102 this_sequence A121587 A038170 A007840

Adjacent sequences: A132621 A132622 A132623 this_sequence A132625 A132626 A132627

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Aug 25 2007

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.


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