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.

A250850

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) =7056a(1) =49599a(2) =290646a(3) =1499679a(4) =7134786a(5) =32201019a(6) =140301126a(7) =596722599a(8) =2495502666a(9) =10311967539a(10) =42245985006a(11) =171994777119a(12) =697044608946

External references