A097548 Number of isotopy classes of Latin squares of order n containing no 2 X 2 Latin subsquare.

1, 0, 1, 0, 1, 1, 4, 14, 9802

Offset

1,7

Links

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

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. A000611, A097549.

Sequence in context: A161741 A186509 A323085 * A218047 A344938 A261711

Adjacent sequences: A097545 A097546 A097547 * A097549 A097550 A097551

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 28 2004

Status

approved