6092872

Appears in sequences

• Number of n X n 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=3A202881
• Number of nX4 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=3A202885
• 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=24A202889