1: (1 10 13)

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

2: (8 18 11)

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

3: (1 10 13)

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

4: (3 20 17)

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