Number of unlabeled semi-strong digraphs on n nodes with pairwise different components.

A054952

Number of unlabeled semi-strong digraphs on n nodes with pairwise different components.

Terms

    a(0) =1a(1) =1a(2) =6a(3) =88a(4) =5136a(5) =1052154a(6) =706474926

External references