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A022671
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Expansion of Product_{m >= 1} (1-m*q^m)^11.
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2
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1, -11, 33, 44, -341, 88, 1023, 1287, -2959, -12958, 9119, 27103, 45529, 8349, -269324, -262218, -83688, 1326985, 2245881, -109131, -2655939, -12119899, -13052019, 1449316, 49891809, 98829445, 62513847, -67450570, -406154540, -631008378, -597001801, 801699162, 2523580444, 4221608313
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OFFSET
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0,2
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LINKS
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MATHEMATICA
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With[{nmax = 50}, CoefficientList[Series[Product[(1 - k*q^k)^11, {k, 1, nmax}], {q, 0, nmax}], q]] (* G. C. Greubel, Feb 24 2018 *)
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PROG
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(PARI) m=50; q='q+O('q^m); Vec(prod(n=1, m, (1-n*q^n)^11)) \\ G. C. Greubel, Feb 24 2018
(Magma) Coefficients(&*[(1-m*x^m)^11:m in [1..40]])[1..40] where x is PolynomialRing(Integers()).1; // G. C. Greubel, Feb 24 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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EXTENSIONS
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STATUS
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approved
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