1: (0 8 11)

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

2: (7 19 9)

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

3: (0 8 11)

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

4: (4 20 18)

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