1: (0 1 11)

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

2: (6 17 21)

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

3: (3 19 12)

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

4: (1 20 17)

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