Number of antisymmetric transitive binary relations on n unlabeled points.

A079265

Number of antisymmetric transitive binary relations on n unlabeled points.

Terms

    a(0) =1a(1) =2a(2) =7a(3) =32a(4) =192a(5) =1490a(6) =15067a(7) =198296a(8) =3398105a(9) =75734592a(10) =2191591226a(11) =82178300654

External references