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A015678
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Expansion of e.g.f. theta_3^(23/2).
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1
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1, 23, 483, 9177, 156561, 2398095, 33725475, 465686865, 6952917825, 114751084455, 1935277553475, 32136707104425, 567545846123025, 11263156788858975, 229832929643191875, 4560180147352454625
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OFFSET
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0,2
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REFERENCES
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J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 102.
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LINKS
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Seiichi Manyama, Table of n, a(n) for n = 0..444
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MATHEMATICA
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nmax = 25; CoefficientList[Series[EllipticTheta[3, 0, x]^(23/2), {x, 0, nmax}], x] * Range[0, nmax]! (* Vaclav Kotesovec, Oct 23 2018 *)
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CROSSREFS
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Sequence in context: A328348 A095256 A273008 * A293083 A014905 A200734
Adjacent sequences: A015675 A015676 A015677 * A015679 A015680 A015681
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane
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STATUS
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approved
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