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Search: id:A055747
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| A055747 |
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Expansion of Jacobi form of weight 12 and index 1 for the Niemeier lattice of type E_8^3 or D_16+E_8. |
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+0
1
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| 1, 0, 0, 56, 606, 0, 0, 27456, 123156, 0, 0, 3745512, 9217112, 0, 0, 95209152, 188066718, 0, 0, 1144371624, 1960489800, 0, 0, 8505838656, 13289979912, 0, 0, 45755357024, 67080028224, 0, 0, 195411318912, 272570040468, 0, 0
(list; graph; listen)
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OFFSET
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0,4
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COMMENT
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a(4*n-r^2) gives number of vectors x in the lattice of norm 2n and <x,y>=r for any fixed vector in the lattice of norm 2.
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REFERENCES
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M. Eichler and D. Zagier, The Theory of Jacobi Forms, Birkhauser, 1985.
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FORMULA
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E_8*E_4, 1
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CROSSREFS
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Cf. A008411.
Sequence in context: A048540 A005931 A027793 this_sequence A027813 A136006 A138410
Adjacent sequences: A055744 A055745 A055746 this_sequence A055748 A055749 A055750
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KEYWORD
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nonn
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AUTHOR
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Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), Jul 11 2000
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