1: (0 1 5)

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

2: (6 14 16)

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

3: (12 19 15)

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

4: (10 20 16)

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