1: (2 7 9)

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

2: (5 11 8)

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

3: (2 7 9)

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

4: (1 6 3)

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