1: (0 7 15)

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

2: (1 17 11)

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

3: (14 18 16)

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

4: (0 13 6)

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