A008806 - OEIS

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A008806

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

1, 0, 2, 2, 3, 4, 6, 6, 9, 10, 12, 14, 17, 18, 22, 24, 27, 30, 34, 36, 41, 44, 48, 52, 57, 60, 66, 70, 75, 80, 86, 90, 97, 102, 108, 114, 121, 126, 134, 140, 147, 154, 162, 168, 177, 184, 192, 200, 209, 216, 226, 234 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	LINKS	`Index to sequences with linear recurrences with constant coefficients, signature (1,1,0,-1,-1,1). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 08 2010]`
	FORMULA	`a(n) = 2A131713(n)/9+n/3+29/72+n^2/12+3(-1)^n/8 . G.f.: ( -1-x^2+x ) / ( (1+x)(1+x+x^2)(x-1)^3 ). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 08 2010]`
	CROSSREFS	`Sequence in context: A152048 A046934 A093594 * A144367 A075465 A011868` `Adjacent sequences: A008803 A008804 A008805 * A008807 A008808 A008809`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 07:41 EST 2012. Contains 205998 sequences.