1: (4 8 18)

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

2: (2 9 7)

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

3: (0 5 3)

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

4: (8 19 10)

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