a(n) is the minimal determinant of a symmetric n X n matrix using the integers 1 to n*(n+1)/2.

A351147

a(n) is the minimal determinant of a symmetric n X n matrix using the integers 1 to n*(n+1)/2.

Terms

    a(0) =1a(1) =-7a(2) =-152a(3) =-6276a(4) =-550010a(5) =-94974369

External references