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%I #9 Jan 29 2021 12:26:26
%S 1,0,0,0,0,0,0,1,0,1,0,1,1,0,1,0,1,0,2,1,1,2,1,2,1,2,1,2,2,2,3,2,3,3,
%T 3,3,4,3,3,4,4,4,5,5,5,6,5,6,6,6,6,7,7,7,9,8,9,9,9,9,10,10,10,12,11,
%U 12,13,13,13,14,14,14,16,15
%N Expansion of 1/((1-x^7)(1-x^9)(1-x^11)(1-x^12)).
%H <a href="/index/Rec#order_39">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, -1, 0, -1, -1, -1, -1, 0, -1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, -1).
%t CoefficientList[Series[1/((1-x^7)(1-x^9)(1-x^11)(1-x^12)), {x, 0, 100}], x] (* _Jinyuan Wang_, Mar 11 2020 *)
%t LinearRecurrence[{0,0,0,0,0,0,1,0,1,0,1,1,0,0,0,-1,0,-1,-1,-1,-1,0,-1,0,0,0,1,1,0,1,0,1,0,0,0,0,0,0,-1},{1,0,0,0,0,0,0,1,0,1,0,1,1,0,1,0,1,0,2,1,1,2,1,2,1,2,1,2,2,2,3,2,3,3,3,3,4,3,3},80] (* _Harvey P. Dale_, Jan 29 2021 *)
%K nonn,easy
%O 0,19
%A _N. J. A. Sloane_
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