274053256

Appears in sequences

• Number of (n+1)X5 0..2 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock equal to the number in all its horizontal and vertical neighbors.at n=5A205051
• Number of (n+1)X7 0..2 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock equal to the number in all its horizontal and vertical neighbors.at n=3A205053