1: (1 4 8)

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

2: (0 6 2)

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

3: (1 4 8)

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

4: (5 10 7)

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