1: (0 2 12)

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

2: (1 21 5)

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

3: (2 19 6)

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

4: (11 20 18)

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