Expansion of e.g.f.: LambertW(log(1-x))/log(1-x).

A052813

Expansion of e.g.f.: LambertW(log(1-x))/log(1-x).

Terms

    a(0) =1a(1) =1a(2) =4a(3) =27a(4) =260a(5) =3280a(6) =51414a(7) =965762a(8) =21175496a(9) =531317520a(10) =15021531840a(11) =472654558992

External references