1: (1 7 19)

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

2: (0 18 6)

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

3: (3 7 20)

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

4: (2 16 4)

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