1: (2 7 11)

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

2: (0 9 6)

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

3: (8 17 10)

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

4: (2 20 12)

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