871209026

Appears in sequences

• Number of nX4 0..n+4-2 arrays with each element differing from its horizontal and vertical neighbors by one or two.at n=4A265454
• Number of nX5 0..n+5-2 arrays with each element differing from its horizontal and vertical neighbors by one or two.at n=3A265455
• T(n,k)=Number of nXk 0..n+k-2 arrays with each element differing from its horizontal and vertical neighbors by one or two.at n=31A265458
• T(n,k)=Number of nXk 0..n+k-2 arrays with each element differing from its horizontal and vertical neighbors by one or two.at n=32A265458