Number of digraphs with loops, having unlabeled (non-isolated) nodes and n labeled edges.

A014507

Number of digraphs with loops, having unlabeled (non-isolated) nodes and n labeled edges.

Terms

    a(0) =1a(1) =2a(2) =13a(3) =162a(4) =3075a(5) =80978a(6) =2784067a(7) =119971162a(8) =6289972169a(9) =392257225754

External references