901139380

Appears in sequences

• Number of nX4 0..n+4-2 arrays with upper left zero and lower right n+4-2 and each element differing from its horizontal and vertical neighbors by one or two.at n=6A265443
• Number of nX7 0..n+7-2 arrays with upper left zero and lower right n+7-2 and each element differing from its horizontal and vertical neighbors by one or two.at n=3A265446