1: (0 2 4)

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

2: (1 20 3)

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

3: (4 7 10)

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

4: (6 12 9)

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