1: (0 3 6)

(0)(1 10 7)(2 8 4)(3 21 6 12 5)(9 14 11)(13 22 20 17 15)(16 19 18)

2: (2 8 4)

(0)(1 10 7)(2)(3 21 6 12 5)(4)(8)(9 14 11)(13 22 20 17 15)(16 19 18)

3: (1 10 7)

(0)(1)(2)(3 21 6 12 5)(4)(7)(8)(9 14 11)(10)(13 22 20 17 15)(16 19 18)

4: (6 12 21)

(0)(1)(2)(3 21 5)(4)(6)(7)(8)(9 14 11)(10)(12)(13 22 20 17 15)(16 19 18)