A084096 - OEIS

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A084096

Fifth row of number array A084061.

1, 1, 8, 63, 656, 8525, 133120, 2430547, 50839808, 1199150649, 31495553024, 911770726823, 28846956187648, 990358890251653, 36670756251238400, 1456804472261953275, 61808742217201811456, 2789456491560247772657 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	FORMULA	`a(n)=(n-sqrt(4))^n/2+(n+sqrt(4))^n/2.`
	CROSSREFS	`Cf. A084064, A084065.` `Sequence in context: A105219 A060071 A037205 * A189943 A137664 A014392` `Adjacent sequences: A084093 A084094 A084095 * A084097 A084098 A084099`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), May 11 2003`

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.