Number of 6Xn 0..3 arrays with diagonals and rows unimodal and antidiagonals nondecreasing.

A224285

Number of 6Xn 0..3 arrays with diagonals and rows unimodal and antidiagonals nondecreasing.

Terms

    a(0) =4096a(1) =1600000a(2) =37128051a(3) =356222482a(4) =2425304290a(5) =14587480744a(6) =86539248276a(7) =519675953580

External references