24892609

Appears in sequences

• Number of 0..3 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.at n=12A200881
• Number of nX1 0..3 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=15A203094
• Number of n X 2 0..3 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.at n=7A231833