Number of hybrid (n+1)-ary trees with n internal nodes.

A245054

Number of hybrid (n+1)-ary trees with n internal nodes.

Terms

    a(0) =1a(1) =2a(2) =11a(3) =155a(4) =3920a(5) =148348a(6) =7585749a(7) =492007235a(8) =38798085127

External references