Number of connected labeled transitive relations on an n-set.

A245731

Number of connected labeled transitive relations on an n-set.

Terms

    a(0) =1a(1) =2a(2) =9a(3) =109a(4) =2647a(5) =110481a(6) =7291543a(7) =726434549a(8) =106312974249

External references