id:A132847 - OEIS Search Results

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Column 1 of triangle A132845.

+0
6

1, 2, 9, 42, 270, 1785, 13657, 108606, 943677, 8534290, 82099523, 819569205, 8575756709, 92782439316, 1042810799150, 12077608219410, 144446181373140, 1774918640030754, 22425992057948620, 290381947113460848 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = A132844(2n+1,1) = A132844(2n+2,1).`
	PROGRAM	`(PARI)`
	CROSSREFS	`Cf. triangles: A132845, A132844; other columns: A132846, A132848, A132849.` `Sequence in context: A020038 A056845 A092239 this_sequence A121365 A018960 A002310` `Adjacent sequences: A132844 A132845 A132846 this_sequence A132848 A132849 A132850`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Sep 17 2007`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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