1: (0 1 10)

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

2: (8 10 18)

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

3: (7 12 9)

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

4: (6 14 10)

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