1: (2 10 12)

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

2: (9 15 11)

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

3: (4 17 12)

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

4: (14 20 16)

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