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A164972
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Theta series of a dual-extremal lattice of dimension 28 and level 2
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0
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1, 0, 0, 6720, 98280, 5370624, 19138560, 425761920, 805208040, 11171166720, 14651449344, 151720309440, 156717687840, 1331073596160, 1162883174400, 8553148603776, 6596666916840, 43528633182720, 30507984568320
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,4
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REFERENCES
| R. Bacher, B. Venkov, R\'eseaux entiers unimodulaires sans racines en dimensions 27 et 28. in R\'eseaux euclidiens, designs sph\'eriques et formes modulaires, 212--267, Monogr. Enseign. Math., 37, Enseignement Math., Geneva, 2001.
S. Boecherer and G. Nebe, On theta series attached to maximal lattices and their adjoints, Preprint 2009.
P. Gaborit, A bound for certain s-extremal lattices and codes. Archiv der Mathematik 89 (2007) 143-151.
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CROSSREFS
| Sequence in context: A206008 A031846 A190292 * A190129 A031670 A031580
Adjacent sequences: A164969 A164970 A164971 * A164973 A164974 A164975
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KEYWORD
| nonn
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AUTHOR
| Gabi Nebe (nebe(AT)math.rwth-aachen.de), Sep 03 2009
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