1: (0 1 5)

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

2: (1 8 16)

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

3: (7 17 15)

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

4: (5 18 16)

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