1: (0 1 4)

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

2: (4 12 18)

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

3: (2 16 9)

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

4: (15 19 17)

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