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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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

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%I A358569 #13 Dec 28 2023 09:23:20
%S A358569 1,0,1,16,451,17376,1022546
%N A358569 a(n) is the minimal permanent of an n X n Toeplitz matrix using the integers 0 to 2*(n - 1).
%C A358569 Also minimal permanent of an n X n Hankel matrix using the integers 0 to 2*(n - 1). - _Stefano Spezia_, Dec 22 2023
%H A358569 Lucas A. Brown, <a href="https://github.com/lucasaugustus/oeis/blob/main/A358569%2B70.sage">Sage program</a>.
%H A358569 Wikipedia, <a href="http://en.wikipedia.org/wiki/Toeplitz_matrix">Toeplitz Matrix</a>
%e A358569 a(2) = 1:
%e A358569     [1, 0;
%e A358569      2, 1]
%e A358569 a(3) = 16:
%e A358569     [0, 1, 3;
%e A358569      2, 0, 1;
%e A358569      4, 2, 0]
%Y A358569 Cf. A350937 (integers from 1 to 2*n - 1), A358567 (minimal determinant), A358568 (maximal determinant), A358570 (maximal).
%K A358569 nonn,hard,more
%O A358569 0,4
%A A358569 _Stefano Spezia_, Nov 22 2022
%E A358569 a(5)-a(6) from _Lucas A. Brown_, Dec 03 2022