Number of n X n arrays of squares of integers, symmetric about main diagonal, with all rows summing to 58.

A156517

Number of n X n arrays of squares of integers, symmetric about main diagonal, with all rows summing to 58.

Terms

    a(0) =2a(1) =6a(2) =198a(3) =20472a(4) =11458140a(5) =15139474872

External references