1: (5 9 20)

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

2: (4 10 8)

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

3: (1 11 9)

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

4: (0 12 2)

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