login
A346687
Minimal number of generators of the monoid of n X n reflexive Boolean matrices.
1
1, 2, 9, 39, 1415, 482430, 1034972230
OFFSET
1,2
COMMENTS
A Boolean matrix is reflexive if all entries on the main diagonal are 1.
LINKS
F. Hivert, J. D. Mitchell, F. L. Smith, and W. A. Wilson, Minimal generating sets for matrix monoids, arXiv:2012.10323 [math.RA], 2020, p. 7.
CROSSREFS
Cf. A346686.
Sequence in context: A151018 A096359 A020002 * A120700 A075873 A124722
KEYWORD
nonn,more,hard
AUTHOR
James Mitchell, Jul 29 2021
STATUS
approved