1: (3 9 17)

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

2: (6 18 14)

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

3: (0 7 5)

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

4: (3 10 20)

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