## Solution to: Digit Square

There are 880 solutions to this problem, if you leave out all rotations and mirror solutions. Here is one of the possible solutions:

 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9

This solution is one of the 48 special solutions, for which also the sum of each of the four quadrants, the sum of the middle four numbers, the sum of the four corners, the sum of the corners of the two squares formed by the numbers on the sides, and the sum of the numbers on the opposite sides are 34:

 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9

 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9
 8 1 10 15 13 12 3 6 11 14 5 4 2 7 16 9

Back to the puzzle
This website uses cookies. By further use of this website, or by clicking on 'Continue', you give permission for the use of cookies. If you want more information, look at our cookie policy.