1: (1 5 8)

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

2: (3 9 7)

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

3: (1 6 4)

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

4: (2 12 4)

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