1: (0 2 9)

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

2: (1 20 3)

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

3: (6 21 18)

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

4: (5 10 7)

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