1: (1 10 12)

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

2: (9 20 11)

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

3: (1 10 12)

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

4: (0 19 3)

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