id:A108629 - OEIS Search Results

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G.f.: (1+x-sqrt(1-2*x-3*x^2-4*x^3))/(2+2*x+2*x^2).

+0
2

1, 0, 1, 2, 4, 11, 28, 75, 207, 579, 1647, 4744, 13807, 40550, 120016, 357613, 1071916, 3229870, 9777767, 29724593, 90705886, 277744244, 853123473, 2627968236, 8116487286, 25128482223, 77971354506, 242439732171 (list; graph; listen)

	OFFSET	`1,4`
	CROSSREFS	`Cf. A039983.` `Sequence in context: A122423 A099016 A026122 this_sequence A007048 A148132 A032101` `Adjacent sequences: A108626 A108627 A108628 this_sequence A108630 A108631 A108632`
	KEYWORD	`nonn`
	AUTHOR	`Christian G. Bower (bowerc(AT)usa.net), Jun 12 2005`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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