1: (0 5 7)

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

2: (4 10 6)

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

3: (2 20 9)

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

4: (0 7 3)

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