A358779 a(n) is the maximal absolute value of the determinant of an n X n symmetric matrix using all the integers from 0 to n*(n + 1)/2 - 1.

1, 0, 4, 110, 5911, 652189, 86577891

Offset: 0

Author

Stefano Spezia, Dec 05 2022

Keywords

• nonn
• hard
• more

Crossrefs

Cf. A000217, A351153, A351609.

Cf. A358806 (minimal determinant), A358807 (maximal determinant), A358808 (minimal permanent), A358809 (maximal permanent).

Formula

a(n) = max(abs(A358806(n)), A358807(n)).