id:A081708 - OEIS Search Results

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a(n) = a(n-1) + 64*a(n-2) starting with a(0) = 2 and a(1) = 1.

+0
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2, 1, 129, 193, 8449, 20801, 561537 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`a(n) = ((1 + sqrt(257))/2)^n + ((1 - sqrt(257))/2)^n`
	CROSSREFS	`Cf. A072265.` `Sequence in context: A141527 A104025 A039923 this_sequence A012004 A101923 A010788` `Adjacent sequences: A081705 A081706 A081707 this_sequence A081709 A081710 A081711`
	KEYWORD	`nonn`
	AUTHOR	`Helmut Schmiedel (a.positiv(AT)web.de), Apr 03 2003`

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.