Number of 17 X 17 arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to n.

A156423

Number of 17 X 17 arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to n.

Terms

    a(0) =1a(1) =32400a(2) =221921280a(3) =131023800192

External references