1: (0 4 6)

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

2: (3 16 5)

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

3: (6 9 11)

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

4: (8 12 10)

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