id:A132006 - OEIS Search Results

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A132006

Column 0 and main diagonal (offset) of triangle A132005.

+0
2

1, 1, 1, 3, 11, 51, 286, 1886, 14309, 122814, 1176694, 12450056, 144181969, 1814053266, 24640186003, 359363840295, 5601100988553, 92910896970409, 1634289749459611, 30384383699244134, 595344239332647506 (list; graph; listen)

	OFFSET	`0,4`
	COMMENT	`Row sums of triangle A132005 yield the factorials. Triangle A132005 is defined by: T(n,k) = T(n-1,k-2) + n*T(n-1,k-1) for n>0 and k>1, with T(n,0) = T(n-1,n-1) for n>0 and T(0,0) = 1.`
	CROSSREFS	`Sequence in context: A113283 A127784 A112696 this_sequence A020043 A113712 A056199` `Adjacent sequences: A132003 A132004 A132005 this_sequence A132007 A132008 A132009`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Aug 07 2007`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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