1: (0 1 17)

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

2: (10 17 21)

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

3: (6 18 16)

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

4: (1 19 17)

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