A110392 - OEIS

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A110392

a(n) = L((2n+1)^2)/L(2n+1), where L(n) = Lucas Number.

1, 19, 15251, 599786069, 1114769987764201, 97420733208491869044199, 400012422749007152825031617346281, 77162215003721161199201918848868019810593999 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,2`
	COMMENTS	`Subsidiary sequence : a(n)= L((2n+1)*n)/L(n).`
	LINKS	`Table of n, a(n) for n=0..7.`
	EXAMPLE	`a(2) = L(25)/L(5) = 167761/11 = 15251.`
	MAPLE	`with(combinat): seq((2fibonacci((2n+1)^2+1)-fibonacci((2n+1)^2))/(2fibonacci(2n+2)-fibonacci(2n+1)), n=0..9); (Deutsch)`
	CROSSREFS	`Cf. A000204.` `Sequence in context: A174306 A186165 A198412 * A107100 A203581 A125043` `Adjacent sequences: A110389 A110390 A110391 * A110393 A110394 A110395`
	KEYWORD	`easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jul 27 2005`
	EXTENSIONS	`More terms from Emeric Deutsch, Jul 31 2005`
	STATUS	`approved`

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Last modified June 20 02:53 EDT 2013. Contains 226417 sequences.