1: (6 9 12)

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

2: (4 11 8)

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

3: (2 7 5)

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

4: (0 9 16)

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