Building upon the 3x3
Building on the 9x9
Building on the 27x27
Building on the 81x81
243 x 243 is just the beginning. 3^∞
The average value of the squares surrounding the center square is equal to the value of the center square regardless of the sequence of fill used in the pattern.
27X27 Matrix- The average value of the cells surrounding the center is 365. Each Row ,Column, and Diagonal add up to 9855.
243x243 Matrix to big to display. Each Row ,Column, and Diagonal add up to 7174575. The average value around the center square is 29525.
The average values surrounding the center square in the 243 x 243