A368353 a(n) is the minimal determinant of an n X n Hankel matrix using the integers 0 to 2*(n - 1).

1, 0, -4, -74, -1297, -39837

Offset: 0

Author

Stefano Spezia, Dec 22 2023

Keywords

• sign
• hard
• more

Comments

a(6) <= -2579770.

Examples

			a(2) = -4:
  1, 2;
  2, 0.
a(3) = -74:
  1, 3, 4;
  3, 4, 0;
  4, 0, 2.
a(4) = -1297:
  3, 2, 6, 0;
  2, 6, 0, 1;
  6, 0, 1, 4;
  0, 1, 4, 5.
		

Links

• Wikipedia, Hankel matrix.

Crossrefs

Cf. A368354 (maximal), A368355 (maximal absolute value).

Cf. A358569 (minimal permanent), A358570 (maximal permanent).