E.g.f. A(x) satisfies: A( x*exp(-A(x)) ) = x.

A140054

E.g.f. A(x) satisfies: A( x*exp(-A(x)) ) = x.

Terms

    a(0) =1a(1) =2a(2) =15a(3) =220a(4) =5025a(5) =159606a(6) =6593041a(7) =338977416a(8) =21032339985

External references