1: (0 3 7)

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

2: (2 8 6)

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

3: (0 3 7)

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

4: (1 19 4)

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