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A306837 Number of unimodular n X n matrices with elements {0, 1}. 0
1, 6, 168, 20040, 9702720, 18480102480 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..6.

S. E. Thornton, Properties of the Bohemian family of n x n matrices with population {0, 1}, Characteristic Polynomial Database.

CROSSREFS

Number of different values taken by the determinant is in A089472.

Maximum determinant is in A003432.

Sequence in context: A322708 A181013 A003720 * A002884 A198176 A264358

Adjacent sequences:  A306834 A306835 A306836 * A306838 A306839 A306840

KEYWORD

nonn,more,hard

AUTHOR

Steven E. Thornton, Mar 12 2019

STATUS

approved

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Last modified July 2 16:47 EDT 2020. Contains 335404 sequences. (Running on oeis4.)