1: (2 5 9)

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

2: (7 9 10)

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

3: (0 6 4)

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

4: (5 12 9)

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