1: (7 17 20)

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

2: (4 18 16)

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

3: (7 17 20)

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

4: (1 19 15)

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