Number of labeled bipartite graphs on 2n vertices having equal parts and no isolated vertices.
A122801
Number of labeled bipartite graphs on 2n vertices having equal parts and no isolated vertices.
Terms
- a(0) =1a(1) =1a(2) =21a(3) =2650a(4) =1452605a(5) =3149738046
External references
- oeis: A122801