1: (0 2 5)

(0)(1 20 18 15 13)(2 14 12 10 5 8 6)(3 21 4)(7 11 9)(16 19 17)

2: (5 8 10)

(0)(1 20 18 15 13)(2 14 12 10 6)(3 21 4)(5)(7 11 9)(8)(16 19 17)

3: (7 11 9)

(0)(1 20 18 15 13)(2 14 12 10 6)(3 21 4)(5)(7)(8)(9)(11)(16 19 17)

4: (2 10 6)

(0)(1 20 18 15 13)(2)(3 21 4)(5)(6)(7)(8)(9)(10 14 12)(11)(16 19 17)