1: (1 5 10)

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

2: (4 11 9)

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

3: (3 21 10)

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

4: (0 18 2)

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