1: (1 6 8)

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

2: (5 9 7)

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

3: (4 16 8)

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

4: (0 14 2)

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