1: (0 3 7)

(0 5 3 21 18 4 2)(1 20 8)(6 11 9)(7)(10 19 17 14 12)(13 16 15)

2: (2 18 4)

(0 5 3 21 18)(1 20 8)(2)(4)(6 11 9)(7)(10 19 17 14 12)(13 16 15)

3: (1 20 8)

(0 5 3 21 18)(1)(2)(4)(6 11 9)(7)(8)(10 19 17 14 12)(13 16 15)(20)

4: (0 21 18)

(0)(1)(2)(3 21 5)(4)(6 11 9)(7)(8)(10 19 17 14 12)(13 16 15)(18)(20)