1: (0 2 4)

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

2: (1 6 3)

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

3: (2 15 17)

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

4: (14 18 16)

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