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Search: id:A094419
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A094419 Generalized ordered Bell numbers Bo(6,n). +0
3
1, 6, 78, 1518, 39390, 1277646, 49729758, 2258233998, 117196187550, 6842432930766, 443879517004638, 31674687990494478, 2465744921215207710, 207943837884583262286, 18885506918597311159518 (list; graph; listen)
OFFSET

0,2

COMMENT

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

FORMULA

E.g.f.: 1/(7 - 6e^x).

a(n)=Sum_{k, 0<=k<=n} A131689(n,k)*6^k. [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 03 2008]

CROSSREFS

Sequence in context: A074112 A131926 A132866 this_sequence A049209 A162656 A053771

Adjacent sequences: A094416 A094417 A094418 this_sequence A094420 A094421 A094422

KEYWORD

nonn

AUTHOR

Ralf Stephan, May 02 2004

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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