1: (3 10 20)

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

2: (0 18 6)

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

3: (9 19 10)

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

4: (2 17 4)

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