G.f. satisfies: A(x)^2 = x + A(x*A(x)^7).

A241999

G.f. satisfies: A(x)^2 = x + A(x*A(x)^7).

Terms

    a(0) =1a(1) =1a(2) =6a(3) =135a(4) =4811a(5) =229670a(6) =13511540a(7) =936653101a(8) =74430448182

External references