1: (1 13 16)

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

2: (12 17 14)

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

3: (11 19 16)

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

4: (7 20 18)

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