id:A077985 - OEIS Search Results

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Expansion of 1/(1+2*x-x^2).

+0
4

1, -2, 5, -12, 29, -70, 169, -408, 985, -2378, 5741, -13860, 33461, -80782, 195025, -470832, 1136689, -2744210, 6625109, -15994428, 38613965, -93222358, 225058681, -543339720, 1311738121, -3166815962, 7645370045, -18457556052, 44560482149, -107578520350, 259717522849 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`Tanya Khovanova, Recursive Sequences`
	CROSSREFS	`Essentially the same as A000129, which is the main entry for these numbers.` `Sequence in context: A130009 A048624 A000129 this_sequence A054198 A054196 A131710` `Adjacent sequences: A077982 A077983 A077984 this_sequence A077986 A077987 A077988`
	KEYWORD	`sign`
	AUTHOR	`njas, Nov 17 2002`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

AT&T Labs Research