1: (0 1 2)

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

2: (3 8 10)

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

3: (6 12 9)

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

4: (4 21 7)

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