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A010826
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Expansion of Product_{k>=1} (1 - x^k)^20.
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2
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1, -20, 170, -760, 1615, 476, -11210, 22440, 1615, -64600, 60002, 51680, -9520, -213180, -83980, 803528, -379525, -692360, 119700, 80920, 1899830, -1235360, -755990, -1200040, -1981435, 8388956, -361760, -5068440
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OFFSET
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0,2
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REFERENCES
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Morris Newman, A table of the coefficients of the powers of eta(tau), Nederl. Akad. Wetensch. Proc. Ser. A. 59 = Indag. Math. 18 (1956), 204-216.
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LINKS
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FORMULA
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G.f.: exp(-20*Sum_{k>=1} x^k/(k*(1 - x^k))). - Ilya Gutkovskiy, Feb 05 2018
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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STATUS
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approved
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