%I #9 May 18 2017 07:58:14
%S 1,-1,-1,0,4,-3,-4,1,14,-10,-14,4,39,-26,-40,13,101,-65,-105,36,238,
%T -147,-251,91,534,-322,-569,212,1135,-666,-1222,469,2328,-1340,-2526,
%U 987,4606,-2600,-5035,2002,8867,-4928,-9751,3926,16624,-9100,-18382,7488,30499
%N Expansion of Product_{j>=1} (1 - x^j)/(1 - x^(4*j))^4.
%H Seiichi Manyama, <a href="/A286953/b286953.txt">Table of n, a(n) for n = 0..10000</a>
%Y 4th column of A286950.
%Y Cf. A045831.
%K sign
%O 0,5
%A _Seiichi Manyama_, May 17 2017