1: (6 11 15)

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

2: (2 12 10)

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

3: (6 11 15)

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

4: (0 8 5)

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