1: (1 8 11)

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

2: (8 14 17)

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

3: (5 12 10)

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

4: (7 15 9)

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