1: (0 3 4)

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

2: (3 6 11)

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

3: (1 18 9)

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

4: (8 12 10)

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