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A080108 Sum_{k=1..n} k^(n-k)*binomial(n-1,k-1). +0
4
1, 2, 6, 23, 104, 537, 3100, 19693, 136064, 1013345, 8076644, 68486013, 614797936, 5818490641, 57846681092, 602259154853, 6548439927680, 74180742421185, 873588590481988, 10674437936521069, 135097459659312176 (list; graph; listen)
OFFSET

1,2

FORMULA

G.f.: Sum_{k>0} x^k/(1-k*x)^k.

E.g.f.: exp(x*(1+exp(x))). - Vladeta Jovovic (vladeta(AT)Eunet.yu), Aug 25 2003

CROSSREFS

First column of array A098697.

Adjacent sequences: A080105 A080106 A080107 this_sequence A080109 A080110 A080111

Sequence in context: A137546 A137547 A137548 this_sequence A113227 A125273 A130908

KEYWORD

nonn

AUTHOR

Vladeta Jovovic (vladeta(AT)Eunet.yu), Mar 15 2003

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.


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