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Search: id:A022073
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A022073 Theta series of D*_20 lattice. +0
1
1, 40, 760, 9120, 77560, 1546224, 2508000, 31204160, 34729720, 300136200, 259114704, 1823305440, 1327461600, 8216920880, 5341699520, 29758804416, 17701924600, 91800254160, 51294999960, 249835104800 (list; graph; listen)
OFFSET

0,2

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 120.

CROSSREFS

Sequence in context: A057808 A160445 A010840 this_sequence A010956 A006240 A126928

Adjacent sequences: A022070 A022071 A022072 this_sequence A022074 A022075 A022076

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 22 15:28 EST 2009. Contains 167310 sequences.


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