Number of series-reduced rooted trees whose leaves are multisets with a total of n elements covering an initial interval of positive integers.

A330469

Number of series-reduced rooted trees whose leaves are multisets with a total of n elements covering an initial interval of positive integers.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =24a(4) =250a(5) =3744a(6) =73408a(7) =1768088a(8) =50468854a(9) =1664844040a(10) =62304622320

External references