%I #8 May 19 2024 09:42:23
%S 1,0,1,0,1,1,2,3,1707
%N Number of main classes of Latin squares of order n containing no 2 X 2 Latin subsquare.
%H B. D. McKay and I. M. Wanless, <a href="https://doi.org/10.1006/jcta.1998.2947">Most Latin squares have many subsquares</a>, J. Combin. Theory A 86 (1999), 323-347.
%H <a href="/index/La#Latin">Index entries for sequences related to Latin squares and rectangles</a>
%Y Cf. A000611, A097548.
%K nonn,more
%O 1,7
%A _N. J. A. Sloane_, Aug 28 2004