1: (4 6 15)

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

2: (0 6 18)

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

3: (1 20 17)

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

4: (0 15 2)

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