1: (0 1 8)

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

2: (7 14 18)

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

3: (13 19 17)

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

4: (12 20 18)

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