Expansion of e.g.f. exp( log(1 - x)^4 / 4! ).

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =10a(6) =85a(7) =735a(8) =6804a(9) =68544a(10) =754130a(11) =9044750a(12) =117773656a(13) =1656897528a(14) =25061576176a(15) =405667844400