2421376

Appears in sequences

• Half the number of nX2 0..3 arrays with no element equal to the average of its horizontal and vertical neighbors.at n=5A197103
• Half the number of n X 6 0..3 arrays with no element equal to the average of its horizontal and vertical neighbors.at n=1A197107
• T(n,k)=Half the number of nXk 0..3 arrays with no element equal to the average of its horizontal and vertical neighbors.at n=22A197109
• T(n,k)=Half the number of nXk 0..3 arrays with no element equal to the average of its horizontal and vertical neighbors.at n=26A197109