1: (0 1 3)

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

2: (8 12 16)

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

3: (9 17 15)

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

4: (11 19 14)

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