1: (1 5 9)

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

2: (3 11 8)

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

3: (1 15 4)

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

4: (10 18 12)

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