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%I #20 Mar 11 2020 22:49:04
%S 1,0,0,0,1,1,1,1,1,1,2,2,3,2,3,3,4,4,5,5,6,6,7,7,9,9,10,10,12,12,14,
%T 14,16,16,18,19,21,21,23,24,27,27,30,30,33,34,37,38,41,42,45,46,50,51,
%U 55,56,60,61,65,67,72,73,77,79,84,86,91,93,98,100,106
%N Expansion of 1/((1-x^4)(1-x^5)(1-x^6)(1-x^7)).
%C Number of partitions of n into parts 4, 5, 6 and 7. - _Seiichi Manyama_, Jun 16 2017
%H Seiichi Manyama, <a href="/A029326/b029326.txt">Table of n, a(n) for n = 0..10000</a>
%H <a href="/index/Rec#order_22">Index entries for linear recurrences with constant coefficients</a>, signature (0,0,0,1,1,1,1,0,-1,-1,-2,-1,-1,0,1,1,1,1,0,0,0,-1).
%t CoefficientList[Series[1/((1-x^4)(1-x^5)(1-x^6)(1-x^7)), {x,0,70}], x] (* _Harvey P. Dale_, Jun 17 2011 *)
%o (PARI) Vec(1/((1-x^4)*(1-x^5)*(1-x^6)*(1-x^7)) + O(x^100)) \\ _Michel Marcus_, Jun 16 2017
%K nonn,easy
%O 0,11
%A _N. J. A. Sloane_