id:A144558 - OEIS Search Results

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G.f.: Prod_{n >= 1} (1+q^(2*n-1))/((1-q^(4*n))*(1+q^(4*n-2))).

+0
3

1, 1, -1, 0, 3, 2, -3, -1, 8, 5, -8, -3, 18, 11, -19, -7, 38, 22, -41, -16, 75, 42, -82, -33, 142, 78, -157, -64, 258, 138, -288, -120, 455, 239, -511, -215, 781, 404, -882, -374, 1310, 668, -1486, -635, 2153, 1084, -2450, -1053, 3477, 1733, -3967, -1712, 5524, 2726, -6316, -2737, 8652, 4233, -9907 (list; graph; listen)

	OFFSET	`0,5`
	COMMENT	`The authors of the article have informed me that there is a typo in the published g.f. - the factor (1+q^(4*n-2)) should be squared. When this is done, we get the sequence A085261. In short, this is an erroneous version of A085261.`
	REFERENCES	`M. Ishikawa and J. Zeng, The Andrews-Stanley partition function ..., Disc. Math., 309 (2009), 151-175.`
	CROSSREFS	`Sequence in context: A033093 A070032 A165026 this_sequence A096839 A099891 A096835` `Adjacent sequences: A144555 A144556 A144557 this_sequence A144559 A144560 A144561`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jan 02 2009`

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

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