1: (1 3 7)

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

2: (5 7 8)

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

3: (2 20 4)

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

4: (3 10 7)

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