id:A013953 - OEIS Search Results

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Expansion of the modular form of level 4 and weight 1/2.

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1, 0, 0, 4, -240, 0, 0, 26760, -85995, 0, 0, 1707264, -4096240, 0, 0, 44330496, -91951146, 0, 0, 708938760, -1343913984, 0, 0, 8277534720, -14733025125, 0, 0, 77092288000, -130880766192, 0, 0, 604139268096, -988226335125, 0, 0, 4125992712192, -6548115718144, 0, 0, 25168873498760 (list; graph; listen)

	OFFSET	`-3,4`
	LINKS	`R. E. Borcherds, Automorphic forms on O_{s+2,2}(R)^{+} and generalized Kac-Moody algebras, pp. 744-752 of Proc. Intern. Congr. Math., Vol. 2, 1994.` `J. H. Bruinier, Infinite products in number theory and geometry.`
	FORMULA	`60theta_3(z)+KZ(z)E_6(4z)/del_12(4z) where KZ(z) is the cusp form of weight 13/2 given by the sequence A054891.` `Formula and more terms from Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), Jan 11 2001`
	CROSSREFS	`Adjacent sequences: A013950 A013951 A013952 this_sequence A013954 A013955 A013956` `Sequence in context: A113255 A024057 A132551 this_sequence A051753 A094073 A137342`
	KEYWORD	`sign`
	AUTHOR	`njas`

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.

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