id:A077980 - OEIS Search Results

Search: id:A077980

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Expansion of 1/(1+x+2*x^2+2*x^3).

+0
2

1, -1, -1, 1, 3, -3, -5, 5, 11, -11, -21, 21, 43, -43, -85, 85, 171, -171, -341, 341, 683, -683, -1365, 1365, 2731, -2731, -5461, 5461, 10923, -10923, -21845, 21845, 43691, -43691, -87381, 87381, 174763, -174763, -349525, 349525, 699051, -699051, -1398101, 1398101, 2796203, -2796203, -5592405 (list; graph; listen)

	OFFSET	`0,5`
	COMMENT	`Essentially the same as A077953.`
	CROSSREFS	`Sequence in context: A124114 A077893 A077953 this_sequence A032022 A110192 A014414` `Adjacent sequences: A077977 A077978 A077979 this_sequence A077981 A077982 A077983`
	KEYWORD	`sign`
	AUTHOR	`njas, Nov 17 2002, Jun 17 2007`

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

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