1: (0 4 8)

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

2: (4 10 17)

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

3: (2 21 15)

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

4: (7 12 9)

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