1: (1 9 12)

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

2: (8 13 11)

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

3: (9 14 16)

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

4: (12 17 15)

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