Example 2

This magic square of order 7 with magic sum S7=175 has two different inlays. You will find another magic square of order 5 with magic sum S5=125 and a third-order inlaid diamond with S3=75.

28864936246
2992032273721
4538174019115
7263425162443
15393110331235
4713231830413
442441144822