G.f. A(x) satisfies: 1-x = Sum_{n>=0} (A(x)^n + x^n)^n * (-x)^n.

Terms

a(0) =1a(1) =0a(2) =-1a(3) =-1a(4) =4a(5) =10a(6) =-16a(7) =-58a(8) =139a(9) =549a(10) =-862a(11) =-4468a(12) =6470a(13) =41631a(14) =-38057a(15) =-384497a(16) =190622a(17) =3773087a(18) =-107999a(19) =-37440917a(20) =-12558347a(21) =374625122a(22) =240279936a(23) =-3657434817a(24) =-3489240401a(25) =34354613614a(26) =49461991317a(27) =-310025049551a(28) =-716262462758