PSL(2,4): minimal law r=3, s=63 ; BN86 table: (3, 63)
PSL(2,5): minimal law r=3, s=63 ; BN86 table: (q=5: same group as q=4)
PSL(2,7): minimal law r=4, s=172 ; BN86 table: (4, 172)
PSL(2,8): minimal law r=3, s=129 ; BN86 table: (3, 129)
PSL(2,9): minimal law r=4, s=124 ; BN86 table: (4, 124)
PSL(2,11): minimal law r=6, s=1986 ; BN86 table: (6, 1986)
PSL(2,13): minimal law r=7, s=2191 ; BN86 table: (7, 2191)
