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A015683
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Expansion of e.g.f. theta_3^(-5/2).
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1
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1, -5, 35, -315, 3345, -40845, 562275, -8575875, 143273025, -2598830325, 50790003075, -1062924352875, 23699584148625, -560468936152125, 14004884930911875, -368541883096261875, 10183347536828090625
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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..434
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MATHEMATICA
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nmax = 25; CoefficientList[Series[EllipticTheta[3, 0, x]^(-5/2), {x, 0, nmax}], x] * Range[0, nmax]! (* Vaclav Kotesovec, Oct 23 2018 *)
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CROSSREFS
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Sequence in context: A052797 A225177 A151344 * A000357 A102147 A051577
Adjacent sequences: A015680 A015681 A015682 * A015684 A015685 A015686
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KEYWORD
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sign
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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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