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A153148
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Coefficients of the eighth-order mock theta function S_0(q).
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8
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1, 1, 1, -1, 0, 2, 0, -1, 0, 1, 1, -2, 0, 3, 0, -2, -1, 3, 1, -4, 0, 4, 1, -4, -1, 5, 2, -6, -2, 7, 0, -6, -1, 7, 3, -9, -1, 10, 1, -10, -2, 11, 3, -14, -3, 15, 2, -14, -3, 17, 5, -19, -4, 21, 3, -22, -5, 23, 7, -28, -5, 30, 5, -30, -7, 34, 8, -38, -7, 41, 7
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OFFSET
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0,6
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LINKS
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FORMULA
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G.f.: Sum_{n >= 0} q^(n^2)(1+q)(1+q^3)...(1+q^(2n-1))/(1+q^2)(1+q^4)...(1+q^(2n)).
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PROG
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(PARI) lista(nn) = my(q = qq + O(qq^nn)); gf = sum(n = 0, nn, q^(n^2) * prod(k = 1, n, 1 + q^(2*k-1)) / prod(k = 1, n, 1 + q^(2*k))); Vec(gf) \\ Michel Marcus, Jun 18 2013
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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