1: (2 5 7)

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

2: (5 10 17)

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

3: (3 20 6)

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

4: (1 11 9)

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