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

Terms

a(0) =1a(1) =-1a(2) =3a(3) =-6a(4) =16a(5) =-46a(6) =142a(7) =-471a(8) =1606a(9) =-5616a(10) =19946a(11) =-71659a(12) =260044a(13) =-951532a(14) =3507916a(15) =-13018488a(16) =48601126a(17) =-182406035a(18) =687851096a(19) =-2604964819a(20) =9903253875a(21) =-37780174088a(22) =144584919872a(23) =-554927186056