A015461 - OEIS

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A015461

q-Fibonacci numbers for q=4.

0, 1, 1, 5, 21, 341, 5717, 354901, 23771733, 5838469717, 1563742763605, 1532083548256853, 1641235215638133333, 6427665390003549698645, 27541785384957544314239573, 431380864280640133787922528853 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	FORMULA	`a(n) = a(n-1) + 4^(n-2) a(n-2).` `Associated constant: C_4=lim n-->infty a(n)*a(n-2)/a(n-1)^2 =1.094337777197221121533242886.... - Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 30 2003`
	CROSSREFS	`Cf. A015459, A015460.` `Sequence in context: A195963 A119686 A141798 * A101694 A006109 A009732` `Adjacent sequences: A015458 A015459 A015460 * A015462 A015463 A015464`
	KEYWORD	`nonn,easy`
	AUTHOR	`Olivier Gerard (olivier.gerard(AT)gmail.com)`

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Last modified February 17 10:05 EST 2012. Contains 206009 sequences.