1: (2 9 11)

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

2: (6 12 10)

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

3: (11 15 18)

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

4: (14 19 16)

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