1: (0 1 2)

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

2: (1 15 19)

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

3: (6 20 18)

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

4: (2 21 19)

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