Re: [math-fun] Magic squares of primes(?)

In 2013 Al Zimmermann and Natalia Makarova started a contest about pandiagonal magic squares of primes: http://azspcs.com/Contest/PandiagonalMagicSquares Jarek Wroblewski found the best solution for each problem: http://azspcs.com/Contest/PandiagonalMagicSquares/FinalReport Walter