id:A061178 - OEIS Search Results

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Third column (m=2) of triangle A060920 (bisection of Fibonacci triangle, even part).

+0
3

1, 9, 51, 233, 942, 3522, 12473, 42447, 140109, 451441, 1426380, 4434420, 13599505, 41225349, 123723351, 368080793, 1086665562, 3186317718, 9286256393, 26916587307, 77634928209, 222920650081 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Numerator polynomial of g.f. is sum(A061176(3,m)*x^m,m=0..3).`
	FORMULA	`a(n)= A060920(n+2, 2).` `G.f.: (1-x^3)/(1-3*x+x^2)^3.`
	CROSSREFS	`A001519, A054444.` `Adjacent sequences: A061175 A061176 A061177 this_sequence A061179 A061180 A061181` `Sequence in context: A055900 A054549 A005746 this_sequence A097789 A080624 A125319`
	KEYWORD	`nonn,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Apr 20 2001`

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Last modified May 15 13:16 EDT 2008. Contains 139641 sequences.

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