1: (6 9 18)

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

2: (5 13 7)

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

3: (3 11 8)

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

4: (1 4 18)

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