Number of strict closure operators on a set of n elements such that all pairs of distinct points can be separated by clopen sets.

A358144

Number of strict closure operators on a set of n elements such that all pairs of distinct points can be separated by clopen sets.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =4a(4) =167a(5) =165791a(6) =19194240969

External references