1: (1 4 11)

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

2: (0 8 2)

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

3: (1 4 11)

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

4: (7 13 9)

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