login
A000611
Number of normalized Latin squares of order n containing no 2 X 2 Latin subsquare.
2
1, 0, 1, 0, 6, 40, 17760, 2096640, 29659631400
OFFSET
1,5
LINKS
B. D. McKay and E. Rogoyski, Latin squares of order ten, Electron. J. Combinatorics, 2 (1995) #N3.
B. D. McKay and I. M. Wanless, Most Latin squares have many subsquares, J. Combin. Theory A 86 (1999), 323-347.
CROSSREFS
Sequence in context: A136382 A096716 A354331 * A043069 A257602 A135232
KEYWORD
nonn,more
AUTHOR
STATUS
approved