id:A026655 - OEIS Search Results

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T(n,0) + T(n,1) + ... + T(n,n), T given by A026648.

+0
2

1, 2, 5, 10, 22, 44, 98, 196, 436, 872, 1940, 3880, 8632, 17264, 38408, 76816, 170896, 341792, 760400, 1520800, 3383392, 6766784, 15054368, 30108736, 66984256, 133968512, 298045760, 596091520, 1326151552, 2652303104 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`G.f.: [(1+2x)(1+x^2)]/[1-4x^2-2x^4]. - R. Stephan, Apr 30 2004`
	CROSSREFS	`Adjacent sequences: A026652 A026653 A026654 this_sequence A026656 A026657 A026658` `Sequence in context: A094537 A135098 A045621 this_sequence A100938 A018004 A124329`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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