1: (3 10 20)

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

2: (0 16 9)

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

3: (2 18 4)

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

4: (7 19 10)

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