id:A056949 - OEIS Search Results

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J(1)*theta3(z) where J(1) is the series given by A056948.

+0
3

1, 2, 0, -2, 24, 52, 0, 32556, 195984, 261626, 0, 3736682, 16779168, 18348900, 0, 103018596, 397998672, 376729140, 0, 1334328534, 4629497040, 3937811168, 0, 10792678852, 34417510848, 26962705262, 0, 62783490188, 187489533504, 138066125924, 0, 287105737648, 814881802320 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`a(4n) gives the series A056948(n). It seems only a(3) is negative. What are a(4n+1), a(4n+3)?`
	REFERENCES	`Eichler and Zagier, The Theory of Jacobi form, Birkhauser, 1985`
	FORMULA	`(E_8E_{4, 1}-56E_{12, 1})*theta_3(z)`
	CROSSREFS	`Cf. A056947, A056948.` `Sequence in context: A077183 A101030 A093857 this_sequence A012622 A013370 A013374` `Adjacent sequences: A056946 A056947 A056948 this_sequence A056950 A056951 A056952`
	KEYWORD	`sign`
	AUTHOR	`Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), Jul 17 2000`

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Last modified September 5 17:15 EDT 2008. Contains 143476 sequences.

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