A078055 - OEIS

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A078055

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

1, -3, 8, -24, 70, -204, 596, -1740, 5080, -14832, 43304, -126432, 369136, -1077744, 3146624, -9187008, 26822752, -78312768, 228645056, -667561152, 1949037952, -5690488320, 16614174848, -48507402240, 141624130816, -413491415808, 1207245897728, -3524722888704, 10290920404480 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	CROSSREFS	`Sequence in context: A091588 A018046 A095125 * A079121 A027077 A153774` `Adjacent sequences: A078052 A078053 A078054 * A078056 A078057 A078058`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Nov 17 2002`

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Last modified February 15 14:02 EST 2012. Contains 205811 sequences.