1: (6 11 20)

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

2: (0 19 8)

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

3: (6 11 20)

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

4: (7 12 9)

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