1: (7 9 18)

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

2: (5 10 8)

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

3: (1 15 6)

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

4: (9 19 11)

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