1: (1 4 8)

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

2: (3 12 5)

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

3: (2 20 6)

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

4: (4 11 7)

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