1: (0 7 12)

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

2: (6 17 9)

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

3: (3 20 12)

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

4: (7 19 10)

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