Number of oriented graphs on n nodes up to reversing the arcs.

A054934

Number of oriented graphs on n nodes up to reversing the arcs.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =30a(4) =342a(5) =11164a(6) =1077370a(7) =287640989a(8) =207974848520

External references