id:A133417 - OEIS Search Results

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Sqrt( 2*(P(n)^4+16*P(n+1)^4+P(n+2)^4) ), where P() = Pell numbers A000129.

+0
1

2, 8, 42, 248, 1442, 8408, 49002, 285608, 1664642, 9702248, 56548842, 329590808, 1920996002, 11196385208, 65257315242, 380347506248, 2216827722242, 12920618827208, 75306885241002, 438920692618808, 2558217270471842, 14910382930212248, 86904080310801642, 506514098934597608 (list; graph; listen)

	OFFSET	`-1,1`
	REFERENCES	`J. L. Diaz-Barrero, Problem B-1029, Fib. Quart., 45 (2007), 86.`
	CROSSREFS	`Sequence in context: A114204 A129277 A120916 this_sequence A100327 A018934 A107588` `Adjacent sequences: A133414 A133415 A133416 this_sequence A133418 A133419 A133420`
	KEYWORD	`nonn`
	AUTHOR	`njas, Nov 27 2007`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

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