Number of connected 4-element multiantichains on a labeled n-set.

A094736

Number of connected 4-element multiantichains on a labeled n-set.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =13a(4) =189a(5) =3816a(6) =88646a(7) =2013383a(8) =42040699a(9) =807900526a(10) =14537331816a(11) =249111237453

External references