1: (6 13 18)

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

2: (12 20 14)

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

3: (6 13 18)

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

4: (4 19 17)

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