1: (0 4 7)

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

2: (2 21 5)

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

3: (4 8 6)

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

4: (0 5 3)

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