Number of different forests of rooted trees, without isolated vertices, on n labeled nodes.
A105785
Number of different forests of rooted trees, without isolated vertices, on n labeled nodes.
Terms
- a(0) =1a(1) =0a(2) =2a(3) =9a(4) =76a(5) =805a(6) =10626a(7) =167839a(8) =3091768a(9) =65127465a(10) =1544951350a(11) =40770052411
External references
- oeis: A105785