1: (5 10 12)

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

2: (2 11 9)

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

3: (5 10 12)

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

4: (0 7 4)

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