1: (1 12 18)

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

2: (4 20 15)

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

3: (9 16 14)

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

4: (7 12 19)

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