semisemetric self orthagonol latin square for n=7
0 3 6 2 5 1 4
5 1 4 0 3 6 2
3 6 2 5 1 4 0
1 4 0 3 6 2 5
3 2 5 1 4 0 3
4 0 3 6 2 5 1
2 5 1 4 0 3 6
semisemetric self orthagonol latin square for n=7
0 3 6 2 5 1 4
5 1 4 0 3 6 2
3 6 2 5 1 4 0
1 4 0 3 6 2 5
3 2 5 1 4 0 3
4 0 3 6 2 5 1
2 5 1 4 0 3 6