A004420 - OEIS

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A004420

Expansion of (Sum x^(n^2), n = -inf .. inf )^(-19).

1, -38, 760, -10640, 117002, -1075248, 8582224, -61061440, 394559320, -2348001494, 13008061200, -67666510320, 332809029680, -1556541579760, 6955832361824, -29820933412800, 123079426294922, -490508040685920 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	CROSSREFS	`Sequence in context: A162166 A162392 A010990 * A020930 A104761 A016075` `Adjacent sequences: A004417 A004418 A004419 * A004421 A004422 A004423`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 07:14 EST 2012. Contains 205699 sequences.