1: (1 6 13)

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

2: (0 8 2)

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

3: (1 6 13)

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

4: (5 14 7)

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