1: (0 2 3)

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

2: (2 6 20)

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

3: (4 21 8)

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

4: (5 10 7)

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