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Search: id:A014497
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| A014497 |
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Theta series of hypothetical extremal 3-modular even 48-dimensional lattice with minimal norm 10 and det = 3^24. |
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+0
2
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| 1, 0, 0, 0, 0, 14152320, 805896000, 28658448000, 615404790000, 9246706560000, 104318470226880, 934113267360000, 6910941216816000, 43557573896928000, 239503256693064000, 1170760086470782080
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OFFSET
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0,6
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REFERENCES
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J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 204.
H.-G. Quebbemann, Modular lattices in Euclidean spaces, J. Number Theory, 54 (1995), 190-202.
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LINKS
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E. M. Rains and N. J. A. Sloane, The Shadow Theory of Modular and Unimodular Lattices, J. Number Theory, 73 (1998), 359-389.
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CROSSREFS
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Sequence in context: A116148 A092378 A034634 this_sequence A111346 A136608 A015364
Adjacent sequences: A014494 A014495 A014496 this_sequence A014498 A014499 A014500
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Eric Rains
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