1: (3 8 11)

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

2: (7 14 9)

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

3: (5 12 10)

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

4: (4 13 11)

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