1: (0 1 5)

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

2: (2 5 8)

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

3: (3 21 6)

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

4: (4 10 7)

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