1: (0 5 7)

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

2: (4 9 6)

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

3: (3 12 7)

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

4: (8 13 11)

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