1: (0 4 7)

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

2: (1 21 5)

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

3: (3 8 6)

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

4: (2 10 7)

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