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A151985 Theta series of dual-extremal lattice of level 2 and dimension 20 (DualExtremal(20,2)a). +0
1
1, 0, 120, 15360, 67320, 1511424, 2607840, 31242240, 34565880, 299950080, 258557904, 1825551360, 1329059040, 8209797120, 5342308800, 29764233216, 17699303160, 91810160640, 51292022040, 249822489600, 131871366864 (list; graph; listen)
OFFSET

0,3

REFERENCES

S. Boecherer and G. Nebe, On theta series attached to maximal lattices and their adjoints, Preprint 2009.

LINKS

S. Boecherer and G. Nebe, Home page for this lattice

EXAMPLE

1 + 120*q^4 + 15360*q^6 + 67320*q^8 + 1511424*q^10 + 2607840*q^12 + ...

CROSSREFS

Sequence in context: A135379 A059063 A121012 this_sequence A105188 A151604 A104008

Adjacent sequences: A151982 A151983 A151984 this_sequence A151986 A151987 A151988

KEYWORD

nonn

AUTHOR

Gabi Nebe (nebe(AT)math.rwth-aachen.de), Sep 02 2009, Sep 03 2009

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Last modified December 13 23:45 EST 2009. Contains 170824 sequences.


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