Number of labeled vertically indecomposable lattices with a fixed bottom.

A058804

Number of labeled vertically indecomposable lattices with a fixed bottom.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =0a(4) =3a(5) =28a(6) =485a(7) =11886a(8) =396277a(9) =17214856a(10) =944152281a(11) =63752343130

External references