1: (0 7 20)

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

2: (4 21 19)

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

3: (1 13 6)

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

4: (0 18 5)

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