1: (0 2 4)

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

2: (1 19 3)

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

3: (7 14 16)

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

4: (12 17 15)

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