1: (0 1 2)

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

2: (1 4 9)

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

3: (3 18 5)

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

4: (2 21 9)

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