1: (1 3 10)

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

2: (2 18 4)

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

3: (0 10 7)

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

4: (9 20 11)

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