G.f.: A(x) = x + x*ITERATE^2(x + x*ITERATE^3(x + x*ITERATE^4(x + x*ITERATE^5(x + ...)))), where ITERATE^n(F(x)) denotes the n-th iteration of F(x), and the nested iterations continue indefinitely.

A195192

G.f.: A(x) = x + x*ITERATE^2(x + x*ITERATE^3(x + x*ITERATE^4(x + x*ITERATE^5(x + ...)))), where ITERATE^n(F(x)) denotes the n-th iteration of F(x), and the nested iterations continue indefinitely.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =8a(4) =52a(5) =480a(6) =5811a(7) =87768a(8) =1599189a(9) =34317476a(10) =851848787a(11) =24117965057a(12) =770085965621

External references