1: (3 6 9)

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

2: (5 12 7)

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

3: (1 9 4)

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

4: (0 8 2)

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