1: (0 2 4)

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

2: (1 5 3)

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

3: (2 15 17)

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

4: (10 18 16)

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