Number of connected 5-element antichains on a labeled n-set.

A094036

Number of connected 5-element antichains on a labeled n-set.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =6a(5) =2005a(6) =280971a(7) =22795136a(8) =1345702092a(9) =65250058251

External references