2223723

Appears in sequences

• Number of nX3 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=4A202884
• Number of nX5 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=2A202886
• T(n,k)=Number of nXk 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=23A202889
• T(n,k)=Number of nXk 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=25A202889