1: (1 6 19)

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

2: (0 8 4)

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

3: (3 20 16)

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

4: (2 11 19)

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