1: (0 5 17)

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

2: (4 21 15)

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

3: (14 19 16)

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

4: (2 7 17)

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