1: (0 3 12)

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

2: (1 19 7)

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

3: (2 17 4)

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

4: (12 15 18)

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