Number of nX7 0..3 arrays with antidiagonals unimodal and rows and diagonals nondecreasing.

A223960

Number of nX7 0..3 arrays with antidiagonals unimodal and rows and diagonals nondecreasing.

Terms

    a(0) =120a(1) =7470a(2) =217144a(3) =4500818a(4) =85350934a(5) =1629022329a(6) =31770135236a(7) =629825651180

External references