1: (0 3 6)

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

2: (2 8 4)

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

3: (1 10 7)

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

4: (6 19 21)

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