1: (0 2 5)

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

2: (1 18 4)

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

3: (5 15 17)

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

4: (11 19 16)

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