Number of (n+1) X (5+1) 0..3 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.

A250704

Number of (n+1) X (5+1) 0..3 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.

Terms

    a(0) =102963a(1) =1578385a(2) =18235293a(3) =171212264a(4) =1325146542a(5) =8760011881a(6) =50308117796a(7) =256524870716

External references