1: (0 4 7)

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

2: (1 21 5)

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

3: (2 9 6)

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

4: (0 15 3)

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