1: (0 6 18)

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

2: (1 21 12)

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

3: (5 16 11)

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

4: (2 6 20)

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