The Lucas Magic Square
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In a magic square, the sums along a row, column, or diagonal are all the same. In the 1890s, Édouard Lucas classified all 3×3 magic squares with distinct integer values, as shown in the thumbnail. This Demonstration uses the Lucas technique to generate a few thousand such squares.
Contributed by: Ed Pegg Jr (August 2015)
Open content licensed under CC BY-NC-SA
"The Lucas Magic Square"
Wolfram Demonstrations Project
Published: August 13 2015