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A058514
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McKay-Thompson series of class 16A for Monster.
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1
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1, 4, 10, 24, 47, 84, 150, 248, 403, 648, 1002, 1536, 2316, 3420, 5004, 7224, 10309, 14592, 20456, 28440, 39240, 53736, 73102, 98808, 132779, 177444, 235868, 312024, 410785, 538368, 702630, 913208, 1182342, 1525200, 1960418, 2511360, 3206675, 4081576, 5179670, 6554112, 8270086
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OFFSET
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-1,2
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LINKS
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FORMULA
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Expansion of q^(1/2)*(eta(q^2)*eta(q^4)/(eta(q)*eta(q^8)))^4 in powers of q. - G. C. Greubel, Jun 20 2018
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EXAMPLE
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T16A = 1/q + 4*q + 10*q^3 + 24*q^5 + 47*q^7 + 84*q^9 + 150*q^11 + 248*q^13 + ...
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MATHEMATICA
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eta[q_] := q^(1/24)*QPochhammer[q]; a:= CoefficientList[Series[q^(1/2)*(eta[q^2]*eta[q^4]/(eta[q]*eta[q^8]))^4, {q, 0, 100}], q]; Table[a[[n]], {n, 1, 80}] (* G. C. Greubel, Jun 20 2018 *)
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PROG
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(PARI) q='q+O('q^50); Vec((eta(q^2)*eta(q^4)/(eta(q)*eta(q^8)))^4) \\ G. C. Greubel, Jun 20 2018
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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