1: (3 8 17)

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

2: (0 9 7)

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

3: (3 8 17)

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

4: (1 18 4)

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