Number of self-complementary directed 2-multigraphs with loops on n nodes.

A052113

Number of self-complementary directed 2-multigraphs with loops on n nodes.

Terms

    a(0) =1a(1) =5a(2) =41a(3) =1023a(4) =67173a(5) =10771355a(6) =5957216417

External references