A000611 Number of normalized Latin squares of order n containing no 2 X 2 Latin subsquare.

1, 0, 1, 0, 6, 40, 17760, 2096640, 29659631400

Offset

1,5

Links

Table of n, a(n) for n=1..9.

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.

Index entries for sequences related to Latin squares and rectangles

Crossrefs

Cf. A097548, A097549.

Sequence in context: A136382 A096716 A354331 * A043069 A257602 A135232

Adjacent sequences: A000608 A000609 A000610 * A000612 A000613 A000614

Keyword

nonn,more

Author

Brendan McKay

Status

approved