1: (5 10 15)

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

2: (9 18 11)

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

3: (8 16 14)

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

4: (6 17 15)

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