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%I #15 Mar 18 2020 08:24:52
%S 1,0,1,1,2,1,3,2,4,3,5,5,7,6,9,9,11,11,14,14,17,17,21,21,25,25,30,30,
%T 35,35,41,41,47,48,54,55,62,63,70,72,79,81,89,91,100,102,111,114,124,
%U 126,137,140,151,154,166,170
%N Expansion of 1/((1-x^2)(1-x^3)(1-x^4)(1-x^11)).
%C Number of partitions of n into parts 2, 3, 4, and 11. - _Joerg Arndt_, Jun 20 2013
%H <a href="/index/Rec#order_20">Index entries for linear recurrences with constant coefficients</a>, signature (0,1,1,1,-1,-1,-1,0,1,0,1,0,-1,-1,-1,1,1,1,0,-1).
%F a(n) = floor((198*(-1+(-1)^n)*(-1)^((n-1)*n/2)+(n+10)*(2*n^2+40*n+125+99*(-1)^n)+1216)/3168). - _Tani Akinari_, Jun 20 2013
%t CoefficientList[Series[1/((1-x^2)(1-x^3)(1-x^4)(1-x^11)),{x,0,60}],x] (* _Harvey P. Dale_, Sep 07 2011 *)
%o (PARI) Vec(1/((1-x^2)*(1-x^3)*(1-x^4)*(1-x^11)) + O(x^99)) \\ _Jinyuan Wang_, Mar 18 2020
%K nonn,easy
%O 0,5
%A _N. J. A. Sloane_