1: (7 9 18)

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

2: (6 14 8)

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

3: (3 7 11)

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

4: (4 12 10)

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