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Search: id:A022047
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A022047 Theta series of D_16 lattice. +0
2
1, 480, 29152, 525952, 3994080, 18626112, 67978880, 197120256, 509145568, 1143441760, 2428524096, 4658843520, 8705492608, 15000919872, 25593401600, 40864033536, 65187410400, 98098623936 (list; graph; listen)
OFFSET

0,2

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 118.

CROSSREFS

A022047(n)=A000152(2*n).

Sequence in context: A083728 A063870 A035314 this_sequence A107511 A008410 A020286

Adjacent sequences: A022044 A022045 A022046 this_sequence A022048 A022049 A022050

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.


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