1: (4 11 18)

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

2: (3 15 5)

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

3: (10 17 12)

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

4: (7 11 19)

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