1: (4 7 10)

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

2: (9 10 16)

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

3: (3 12 5)

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

4: (1 8 6)

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