1: (2 7 9)

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

2: (6 10 8)

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

3: (4 20 9)

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

4: (1 18 3)

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