1: (1 7 16)

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

2: (6 20 8)

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

3: (1 7 16)

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

4: (0 19 3)

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