1: (4 17 19)

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

2: (7 20 18)

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

3: (4 17 19)

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

4: (3 8 6)

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