Expansion of e.g.f. exp((exp(x) - 1)^3).

Terms

a(0) =1a(1) =0a(2) =0a(3) =6a(4) =36a(5) =150a(6) =900a(7) =9366a(8) =101556a(9) =1031190a(10) =10995300a(11) =134640726a(12) =1844184276a(13) =26656678230a(14) =400614423300