1: (5 10 18)

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

2: (0 11 7)

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

3: (4 8 6)

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

4: (3 12 10)

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