1: (0 1 11)

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

2: (8 11 21)

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

3: (7 13 10)

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

4: (6 20 11)

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