A266170 Number of species of maximal pairs of orthogonal Latin squares.

0, 0, 1, 0, 0, 0, 5, 2127, 91845941

Offset: 1

Author

Ian Wanless, Dec 22 2015

Keywords

• nonn
• more

Comments

These pairs are maximal in that they cannot be extended to a triple of MOLS.

Links

• P. Danziger, I. M. Wanless and B. S. Webb, Monogamous Latin Squares, J. Combin. Theory Ser. A 118 (2011), 796-807.
• J. Egan and I. M. Wanless, Enumeration of MOLS of small order, Mathematics of Computation 85, 2016, 799-824.
• Ian Wanless, Data on MOLS

Crossrefs

A129732 counts species of all pairs of MOLS whether maximal or not. Cf. A266171, A266177.