1: (9 11 16)

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

2: (6 12 10)

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

3: (11 19 13)

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

4: (14 20 18)

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