id:A163271 - OEIS Search Results

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Numerators of fractions in a 'zero-transform'-approximation of square root 2 by means of: a(n)= (a(n-1)+ c)/(a(n-1)+1); with c=2 and a(1)=0

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0, 2, 4, 10, 24, 58, 140, 338, 816, 1970, 4756, 11482, 27720, 66922, 161564, 390050, 941664, 2273378, 5488420 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Twice the Pell numbers; for denominators see: A001333 (numerators of the approximation of square root 2 for a(1) = 1)`
	CROSSREFS	`A000129(Pell numbers), A001333(denominators), A052542, A08336('zero-transform' nummerators of square root 3, zero is missing).` `Sequence in context: A024740 A025275 A165409 this_sequence A052542 A110236 A065161` `Adjacent sequences: A163268 A163269 A163270 this_sequence A163272 A163273 A163274`
	KEYWORD	`nonn`
	AUTHOR	`M. Dols (markdols99(AT)yahoo.com), Jul 24 2009`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.