Number of non-connected, unlabeled, antichain covers of {1..n} (vertex-connectivity 0).

A327426

Number of non-connected, unlabeled, antichain covers of {1..n} (vertex-connectivity 0).

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =6a(5) =23a(6) =201a(7) =16345

External references