Mars Magic Square

The magic costant is 65, the second number equal to the sum of 2 squares 1 + 82 and 42 + 72 and product of 5 and 13, two important numbers.

The sum of all the numbers of the square is 325, the smallest number sum of 2 squares in three different mode: 1 + 182, 62 + 172, 102 + 152.

The colours are: green for the numbers and red for the background.

The metal of Mars is iron.