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A008449 Theta series of A_9 lattice. +0
1
1, 90, 1260, 4920, 13320, 30492, 55860, 94680, 156240, 232770, 332640, 471240, 636480, 835020, 1098900, 1391040, 1720800, 2181780, 2614260, 3118680, 3889962, 4519140, 5207760, 6237000 (list; graph; listen)
OFFSET

0,2

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 110.

CROSSREFS

Sequence in context: A013425 A013428 A013429 this_sequence A133350 A001561 A060094

Adjacent sequences: A008446 A008447 A008448 this_sequence A008450 A008451 A008452

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified December 4 14:15 EST 2008. Contains 151279 sequences.


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