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A023927 Theta series of A*_15 lattice. +0
2
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 240, 0, 0, 0, 240, 0, 0, 0, 0, 0, 0, 1120, 0, 0, 0, 0, 0, 0, 0, 3360, 3640, 0, 0, 0, 0, 0, 0, 8736, 0, 0, 0, 0, 30608, 0, 0, 22880, 23790, 0, 0, 0, 0, 0, 0, 44160, 0, 0, 0, 0, 0, 0, 0, 87840 (list; graph; listen)
OFFSET

0,16

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 114.

LINKS

G. Nebe and N. J. A. Sloane, Home page for this lattice

EXAMPLE

1 + 32*q^15 + 240*q^28 + 240*q^32 + O(q^37)

CROSSREFS

Cf. A023906 (A_15).

Sequence in context: A079595 A051155 A091308 this_sequence A057376 A079312 A062543

Adjacent sequences: A023924 A023925 A023926 this_sequence A023928 A023929 A023930

KEYWORD

nonn

AUTHOR

njas

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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