1: (3 7 12)

(0 14 11)(1 10 4)(2 19 5)(3 7 12)(6 17 8)(9 15 13)(16 20 18)

2: (6 17 8)

(0 14 11)(1 10 4)(2 19 5)(3 7 12)(6)(8)(9 15 13)(16 20 18)(17)

3: (3 7 12)

(0 14 11)(1 10 4)(2 19 5)(3)(6)(7)(8)(9 15 13)(12)(16 20 18)(17)

4: (0 14 11)

(0)(1 10 4)(2 19 5)(3)(6)(7)(8)(9 15 13)(11)(12)(14)(16 20 18)(17)