1: (1 5 9)

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

2: (3 12 6)

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

3: (8 20 10)

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

4: (1 7 5)

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