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A028531
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Character of extremal vertex operator algebra of rank 11.
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0
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1, 0, 275, 1496, 7931, 31240, 109516, 341176, 988031, 2671856, 6849942, 16750912, 39391297, 89436072, 196915917, 421732432, 881208933, 1800324328, 3603551358, 7078487944, 13665932995, 25964272664, 48601312255, 89719964136, 163490906337, 294312308576
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OFFSET
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0,3
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REFERENCES
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G. Hoehn, Selbstduale Vertexoperatorsuperalgebren und das Babymonster, Bonner Mathematische Schriften, Vol. 286 (1996), 1-85.
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LINKS
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G. Hoehn (gerald(AT)math.ksu.edu), Selbstduale Vertexoperatorsuperalgebren und das Babymonster, Doctoral Dissertation, Univ. Bonn, Jul 15 1995 (pdf, ps).
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FORMULA
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G.f.: x^(2*r/24) * (B(x)^(2*r) - 2*r*B(x)^(2*r-24) where B(x) = x^(-1/24) * Product_{k>=0} (1+x^(2*k+1)) = x^(-1/24) * A000700 and r = 11. - Sean A. Irvine, Feb 29 2020
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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