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Search: id:A051562
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A051562 Second unsigned column of triangle A051380. +0
5
0, 1, 19, 299, 4578, 71394, 1153956, 19471500, 343976400, 6366517200, 123418922400, 2503748556000, 53091962697600, 1175271048201600, 27123099523027200, 651708291206649600, 16282170039031142400 (list; graph; listen)
OFFSET

0,3

REFERENCES

Mitrinovic, D. S. and Mitrinovic, R. S. see reference given for triangle A051380.

FORMULA

a(n) = A051380(n, 2)*(-1)^(n-1); e.g.f.: -ln(1-x)/(1-x)^9.

CROSSREFS

Cf. A049389 (first unsigned column).

Adjacent sequences: A051559 A051560 A051561 this_sequence A051563 A051564 A051565

Sequence in context: A016187 A016184 A081045 this_sequence A074460 A032631 A142430

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)

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


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