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A328030
Maximum determinant of a circulant n X n matrix whose rows are permutations of [1,2,..,n].
5
1, 1, 3, 18, 160, 2325, 41895, 961772, 26978400, 929587995, 36843728625, 1705290814194, 89802671542272, 5336424046419557, 354379732734283200, 26173529641406219400
OFFSET
0,3
COMMENTS
It is conjectured that A309985 is identical to this sequence. See Mathematics Stack Exchange link. The first rows of the corresponding circulant matrices are provided in A328029.
LINKS
Mathematics Stack Exchange, Maximum determinant of Latin squares, (2014), (2016).
Wikipedia, Circulant matrix.
FORMULA
a(n) = A309985(n) for n <= 9.
a(n) <= A328031(n).
CROSSREFS
KEYWORD
nonn,more,hard
AUTHOR
Hugo Pfoertner, Oct 02 2019
EXTENSIONS
a(15) from Hugo Pfoertner, Oct 14 2019
STATUS
approved