1: (0 4 7)

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

2: (2 12 5)

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

3: (6 21 8)

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

4: (1 10 7)

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