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A025874
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Expansion of 1/((1-x^4)*(1-x^9)*(1-x^12)).
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0
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1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 2, 1, 0, 0, 2, 1, 1, 0, 2, 2, 1, 0, 3, 2, 1, 1, 3, 2, 2, 1, 3, 3, 2, 1, 5, 3, 2, 2, 5, 3, 3, 2, 5, 5, 3, 2, 7, 5, 3, 3, 7, 5, 5, 3, 7, 7, 5, 3, 9, 7, 5, 5, 9, 7, 7, 5, 9, 9, 7, 5, 12, 9, 7, 7, 12, 9, 9, 7
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OFFSET
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0,13
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (0,0,0,1,0,0,0,0,1,0,0,1,-1,0,0,-1,0,0,0,0,-1,0,0,0,1).
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MATHEMATICA
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CoefficientList[Series[1/((1-x^4)(1-x^9)(1-x^12)), {x, 0, 90}], x] (* or *) LinearRecurrence[{0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, -1, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 1}, {1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 2, 1, 0, 0, 2, 1, 1, 0, 2, 2, 1, 0, 3}, 90] (* Harvey P. Dale, Aug 12 2018 *)
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PROG
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(PARI) Vec(1/((1-x^4)*(1-x^9)*(1-x^12)) + O(x^90)) \\ Jinyuan Wang, Feb 28 2020
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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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