1: (5 9 15)

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

2: (3 13 8)

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

3: (12 16 14)

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

4: (6 17 15)

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