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A094418 Generalized ordered Bell numbers Bo(5,n). 2
1, 5, 55, 905, 19855, 544505, 17919055, 687978905, 30187495855, 1490155456505, 81732269223055, 4931150091426905, 324557348772511855, 23141780973332248505, 1776997406800302687055, 146197529083891406394905 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

Fifth row of array A094416, which see for more information.

FORMULA

E.g.f.: 1/(6 - 5e^x).

a(n)=Sum_{k, 0<=k<=n} A131689(n,k)*5^k. [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 03 2008]

CROSSREFS

Sequence in context: A144577 A132865 A145662 * A008543 A057130 A141357

Adjacent sequences:  A094415 A094416 A094417 * A094419 A094420 A094421

KEYWORD

nonn

AUTHOR

Ralf Stephan, May 02 2004

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Last modified February 17 14:18 EST 2012. Contains 206037 sequences.