1: (4 8 12)

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

2: (0 9 7)

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

3: (4 8 12)

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

4: (1 20 5)

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