A137426 - OEIS

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A137426

a(n)=-a(n-1)+2a(n-3).

0, 1, -3, 3, -1, -5, 11, -13, 3, 19, -45, 51, -13, -77, 179, -205 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	CROSSREFS	`Sequence in context: A193823 A071945 A144944 * A074456 A016454 A065227` `Adjacent sequences: A137423 A137424 A137425 * A137427 A137428 A137429`
	KEYWORD	`sign`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Apr 17 2008`

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Last modified February 17 04:46 EST 2012. Contains 205985 sequences.