Expansion of e.g.f. 1 / (2 - exp(exp(x) - 1 - x)).

Terms

a(0) =1a(1) =0a(2) =1a(3) =1a(4) =10a(5) =31a(6) =271a(7) =1534a(8) =14603a(9) =120173a(10) =1310224a(11) =13947517a(12) =175477699a(13) =2265702388a(14) =32673218085a(15) =492565328493