1: (0 6 19)

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

2: (2 21 17)

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

3: (1 7 5)

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

4: (3 6 20)

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