1: (1 7 11)

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

2: (6 14 9)

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

3: (1 7 11)

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

4: (10 16 12)

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