id:A007115 - OEIS Search Results

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Expansion of (1-x-x^2)^x.
(Formerly M1917)

+0
1

1, 0, -2, -9, -20, -30, 66, 0, -7216, -155736, -2447640, -40095000, -696155448, -13193809200, -269899395024, -5951688692040, -140573490904320, -3543930826470720, -94977073790051904, -2697112556290627200 (list; graph; listen)

	OFFSET	`0,3`
	CROSSREFS	`Sequence in context: A077338 A047883 A042915 this_sequence A014107 A090398 A091941` `Adjacent sequences: A007112 A007113 A007114 this_sequence A007116 A007117 A007118`
	KEYWORD	`sign`
	AUTHOR	`Simon Plouffe (plouffe(AT)math.uqam.ca)`
	EXTENSIONS	`Extended with signs 11/98 by Christian G. Bower (bowerc(AT)usa.net).`

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.

AT&T Labs Research