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Search: id:A144495
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A144495 Row 2 of array in A144502. +0
2
2, 7, 30, 155, 946, 6687, 53822, 486355, 4877250, 53759351, 646098622, 8409146187, 117836551730, 1768850337295, 28318532194206, 481652022466307, 8673291031865602, 164849403644999655, 3297954931572397790, 69274457019123638011, 1524368720086682440242 (list; graph; listen)
OFFSET

0,1

FORMULA

E.g.f.: exp(x)*(2-x)/(1-x)^3.

CROSSREFS

Sequence in context: A030896 A030848 A030975 this_sequence A154259 A066114 A088128

Adjacent sequences: A144492 A144493 A144494 this_sequence A144496 A144497 A144498

KEYWORD

nonn

AUTHOR

David Applegate and N. J. A. Sloane (njas(AT)research.att.com), Dec 13 2008

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


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