G.f.: exp( Sum_{n>=1} (3^n - A(x))^n * x^n/n ).

A202629

G.f.: exp( Sum_{n>=1} (3^n - A(x))^n * x^n/n ).

Terms

    a(0) =1a(1) =2a(2) =32a(3) =5872a(4) =10244654a(5) =166008832278

External references