Number of unlabeled graphs with loops spanning n vertices.

A322700

Number of unlabeled graphs with loops spanning n vertices.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =14a(4) =70a(5) =454a(6) =4552a(7) =74168a(8) =2129348a(9) =111535148a(10) =10812483376

External references