1: (0 7 12)

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

2: (2 18 11)

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

3: (5 20 9)

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

4: (4 8 6)

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