1: (2 8 10)

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

2: (1 9 3)

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

3: (6 11 8)

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

4: (0 7 5)

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