1: (0 1 5)

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

2: (1 8 17)

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

3: (7 18 16)

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

4: (5 19 17)

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