Number of pairs of elements of the full transformational monoid T_n on {1,...,n} which generate a synchronizing monoid.

A224539

Number of pairs of elements of the full transformational monoid T_n on {1,...,n} which generate a synchronizing monoid.

Terms

    a(0) =1a(1) =12a(2) =549a(3) =51520a(4) =8063385a(5) =1871446896

External references