G.f. A(x) satisfies A(x) = 1 + x*A(2*x)^5.

A171204

G.f. A(x) satisfies A(x) = 1 + x*A(2*x)^5.

Terms

    a(0) =1a(1) =1a(2) =10a(3) =240a(4) =11280a(5) =1000080a(6) =169100832a(7) =55605632640

External references