E.g.f. equals the series reversion of x - x*log(1+x).

A227457

E.g.f. equals the series reversion of x - x*log(1+x).

Terms

    a(0) =1a(1) =2a(2) =9a(3) =68a(4) =720a(5) =9804a(6) =163184a(7) =3210192a(8) =72870120a(9) =1874721360a(10) =53905894152

External references