Number of digraphs on n unlabeled nodes whose strongly connected components are directed cycles.

A361585

Number of digraphs on n unlabeled nodes whose strongly connected components are directed cycles.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =1a(4) =8a(5) =28a(6) =736a(7) =17879a(8) =1568614a(9) =196581247a(10) =62857465075

External references