1: (7 15 19)

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

2: (6 18 8)

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

3: (7 17 11)

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

4: (9 16 14)

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