1: (5 8 15)

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

2: (0 8 18)

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

3: (1 20 16)

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

4: (0 15 2)

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