1: (3 9 12)

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

2: (8 15 10)

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

3: (5 13 11)

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

4: (4 14 12)

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