1: (1 11 16)

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

2: (10 19 12)

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

3: (1 11 16)

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

4: (14 20 17)

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