1: (3 12 20)

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

2: (3 5 10)

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

3: (2 7 4)

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

4: (9 17 11)

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