1: (1 5 12)

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

2: (4 20 7)

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

3: (1 5 12)

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

4: (0 15 2)

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