1: (1 7 11)

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

2: (5 12 9)

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

3: (1 7 11)

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

4: (3 8 6)

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