1: (9 17 20)

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

2: (5 18 16)

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

3: (9 17 20)

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

4: (0 10 8)

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