1: (0 1 17)

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

2: (9 17 21)

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

3: (8 18 16)

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

4: (6 19 17)

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