OFFSET
0,5
LINKS
K. K.-H. Butler and G. Markowsky, The Number of Maximal Subgroups of the Semigroup of Binary Relations, Kyungpook Math. J. Vol 12, June 1972.
EXAMPLE
1;
1, 1;
1, 9, 6;
1, 49, 306, 114;
1, 225, 8550, 26376, 5256;
1, 961, 194850, 3311250, 4669200, 507720;
...
CROSSREFS
KEYWORD
AUTHOR
Geoffrey Critzer, May 17 2023
STATUS
approved