id:A097543 - OEIS Search Results

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Sum_{k=1..n-1} J(2*n,k)*k^2, where J(i,j) is the Jacobi symbol.

+0
2

0, 1, 1, -8, 10, -24, 17, 84, 25, 24, 115, -144, 170, -224, 98, 32, 244, 654, 803, -560, 916, -616, -109, 96, -152, 312, 913, -1120, 2238, -1440, 2051, 5456, 1012, -272, 2438, -288, 1162, -2888, 2596, 96, 5864, 1008, 3315, -4048, 3840, -3680, -155, 576, 1713, 16700, 8838, -5200, 3166 (list; graph; listen)

	OFFSET	`1,4`
	COMMENT	`Suggested by a formula in Petersson.`
	REFERENCES	`H. Petersson, Modulfunktionen und Quadratische Formen, Springer-Verlag, 1982; p. 98.`
	CROSSREFS	`Cf. A097541-A097544.` `Sequence in context: A073619 A032488 A102844 this_sequence A088034 A096516 A024869` `Adjacent sequences: A097540 A097541 A097542 this_sequence A097544 A097545 A097546`
	KEYWORD	`sign`
	AUTHOR	`njas, Aug 27 2004`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

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