Number of isotopism classes of unordered pairs of orthogonal Latin squares.
A266167
Number of isotopism classes of unordered pairs of orthogonal Latin squares.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =1a(4) =2a(5) =0a(6) =20a(7) =23362a(8) =1101734942
External references
- oeis: A266167