Expansion of {Product_{j>=1} (1 - (-x)^j) - 1}^12 in powers of x.

Terms

a(0) =1a(1) =-12a(2) =66a(3) =-220a(4) =483a(5) =-660a(6) =252a(7) =1320a(8) =-4059a(9) =6644a(10) =-6336a(11) =240a(12) =12255a(13) =-27192a(14) =35850a(15) =-27972a(16) =-2343a(17) =50568a(18) =-99286a(19) =122496a(20) =-96162a(21) =11584a(22) =115116a(23) =-242616a(24) =315216a(25) =-283800a(26) =128304a(27) =126280a(28) =-409398a(29) =622644