1: (0 6 12)

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

2: (3 21 10)

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

3: (9 19 11)

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

4: (0 10 17)

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