1: (0 1 6)

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

2: (4 6 21)

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

3: (2 14 5)

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

4: (1 20 6)

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