1: (0 15 17)

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

2: (5 18 16)

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

3: (3 20 17)

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

4: (2 6 4)

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