Number of labeled series-reduced mobiles (circular rooted trees) with n leaves (root has degree 0 or >= 2).
A032188
Number of labeled series-reduced mobiles (circular rooted trees) with n leaves (root has degree 0 or >= 2).
Terms
- a(0) =1a(1) =1a(2) =5a(3) =41a(4) =469a(5) =6889a(6) =123605a(7) =2620169a(8) =64074901a(9) =1775623081a(10) =54989743445
External references
- oeis: A032188