1: (2 5 16)

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

2: (0 8 3)

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

3: (2 5 16)

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

4: (4 10 6)

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