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URL: https://oeis.org/A368351

⇱ A368351 - OEIS

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A368351
a(n) is the minimal determinant of an n X n Hankel matrix using the integers 1 to 2*n - 1.
4
1, 1, -7, -105, -1810, -48098, -3051554, -175457984
OFFSET
0,3
LINKS
EXAMPLE
a(2) = -7:
2, 3;
3, 1.
a(3) = -105:
2, 4, 5;
4, 5, 1;
5, 1, 3.
a(4) = -1810:
4, 3, 7, 1;
3, 7, 1, 2;
7, 1, 2, 5;
1, 2, 5, 6.
CROSSREFS
Cf. A350931 (maximal absolute value), A368352 (maximal).
Cf. A350937 (minimal permanent), A350938 (maximal permanent).
Sequence in context: A139742 A120049 A067420 * A358957 A131869 A132867
KEYWORD
sign,hard,more
AUTHOR
Stefano Spezia, Dec 22 2023
EXTENSIONS
a(6)-a(7) from Lucas A. Brown, Aug 26 2024
STATUS
approved