id:A165206 - OEIS Search Results

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a(n)=-((4n-3)*F(2n-2)+(7n-4)*F(2n-1)).

+0
2

1, -3, -25, -112, -416, -1411, -4537, -14085, -42653, -126794, -371554, -1076423, -3089555, -8799207, -24897121, -70052356, -196151492, -546916555, -1519249933, -4206274089, -11611243109, -31967026718, -87796880710 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Hankel transform of A165205.`
	FORMULA	`G.f.: (1-9x+4x^2-x^3)/(1-3x+x^2)^2=(1-x)/(1-3x+x^2)-5x/(1-3x+x^2)^2.`
	CROSSREFS	`Sequence in context: A075306 A124245 A059457 this_sequence A095664 A099868 A112495` `Adjacent sequences: A165203 A165204 A165205 this_sequence A165207 A165208 A165209`
	KEYWORD	`easy,sign`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Sep 07 2009`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research