Number of hybrid 8-ary trees with n internal nodes.
A245051
Number of hybrid 8-ary trees with n internal nodes.
Terms
- a(0) =1a(1) =2a(2) =31a(3) =691a(4) =18054a(5) =515892a(6) =15615159a(7) =492007235a(8) =15968172965a(9) =530169356965
External references
- oeis: A245051