1: (0 1 11)

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

2: (8 11 21)

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

3: (7 12 9)

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

4: (6 19 11)

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