A023932 - OEIS

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A023932

Theta series of A*_20 lattice.

1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 42, 0, 0, 0, 0, 0, 0, 0, 0, 420, 0, 420, 0, 0, 0, 0, 0, 2660, 0, 0, 0, 7980, 0, 0, 11970, 0, 0, 0, 0, 0, 88620 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,11`
	REFERENCES	`J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 114.`
	CROSSREFS	`Sequence in context: A087512 A125194 A095189 * A022074 A203484 A176920` `Adjacent sequences: A023929 A023930 A023931 * A023933 A023934 A023935`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 17:35 EST 2012. Contains 206061 sequences.