id:A117419 - OEIS Search Results

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Column 1 of triangle A117418; also row sums of triangle A117418; also column 0 of the matrix square of triangle A117418.

+0
7

1, 2, 4, 9, 23, 66, 209, 724, 2722, 11054, 48221, 224549, 1109099, 5778542, 31599830, 180605495, 1074867618, 6641877098, 42500291654, 280917956734, 1913770121847, 13412187670520, 96528097452230, 712332226596239, 5382561715509704 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`Cf. A117418; A117420, A117421, A117422, A117423, A117424.` `Sequence in context: A014137 A007476 A129698 this_sequence A124461 A026898 A088930` `Adjacent sequences: A117416 A117417 A117418 this_sequence A117420 A117421 A117422`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Mar 14 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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