1: (7 14 18)

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

2: (6 17 8)

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

3: (7 16 10)

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

4: (9 15 13)

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