1: (3 8 11)

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

2: (6 13 9)

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

3: (3 8 11)

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

4: (10 16 12)

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