1: (2 6 13)

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

2: (0 8 5)

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

3: (2 6 13)

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

4: (1 10 3)

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