1: (2 7 17)

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

2: (4 18 16)

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

3: (2 7 17)

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

4: (3 20 6)

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