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A029243
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Expansion of 1/((1-x^2)*(1-x^9)*(1-x^11)*(1-x^12)).
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1
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1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 2, 4, 3, 5, 4, 6, 4, 6, 5, 6, 6, 7, 7, 8, 9, 9, 10, 11, 10, 12, 11, 13, 12, 15, 13, 17, 16, 18, 18, 20, 19, 21, 21, 22, 23, 25, 25, 28, 28, 30, 30, 33, 31, 35, 34, 37, 37
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OFFSET
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0,12
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COMMENTS
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Number of partitions of n into parts 2, 9, 11, and 12. - Vincenzo Librandi, Jun 03 2014
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, -1, -1, 0, 0, 0, 0, 0, -1, -1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, -1).
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MATHEMATICA
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CoefficientList[Series[1/((1 - x^2) (1 - x^9) (1 - x^11) (1 - x^12)), {x, 0, 100}], x] (* Vincenzo Librandi, Jun 03 2014 *)
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PROG
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(PARI) Vec(1/((1-x^2)*(1-x^9)*(1-x^11)*(1-x^12)) + O(x^80)) \\ Jinyuan Wang, Mar 12 2020
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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