Number of transitive but not symmetric relations on an n-set.

A345317

Number of transitive but not symmetric relations on an n-set.

Terms

    a(0) =0a(1) =0a(2) =8a(3) =156a(4) =3942a(5) =154100a(6) =9414312a(7) =878218390a(8) =122207682476

External references