A358569 a(n) is the minimal permanent of an n X n Toeplitz matrix using the integers 0 to 2*(n - 1).

1, 0, 1, 16, 451, 17376, 1022546

Offset: 0

Author

Stefano Spezia, Nov 22 2022

Keywords

• nonn
• hard
• more

Comments

Also minimal permanent of an n X n Hankel matrix using the integers 0 to 2*(n - 1). - Stefano Spezia, Dec 22 2023

Examples

			a(2) = 1:
    [1, 0;
     2, 1]
a(3) = 16:
    [0, 1, 3;
     2, 0, 1;
     4, 2, 0]
		

Links

• Lucas A. Brown, Sage program.
• Wikipedia, Toeplitz Matrix

Crossrefs

Cf. A350937 (integers from 1 to 2*n - 1), A358567 (minimal determinant), A358568 (maximal determinant), A358570 (maximal).

Extensions

a(5)-a(6) from Lucas A. Brown, Dec 03 2022