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A145312
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Coefficients in expansion of E''_4(q), where E_4 is the Eisenstein series in A004009.
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1
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4320, 40320, 210240, 604800, 1814400, 3467520, 7862400, 13080960, 24494400, 35164800, 64753920, 82293120, 135233280, 177811200, 269625600, 320785920, 500346720, 563068800, 838857600, 970905600, 1329229440, 1477681920, 2170022400, 2268144000, 3085992000
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OFFSET
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0,1
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LINKS
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MATHEMATICA
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terms = 25;
E4[x_] = 1 + 240*Sum[k^3*x^k/(1 - x^k), {k, 1, terms+1}];
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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