1: (0 1 4)

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

2: (4 8 18)

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

3: (3 16 6)

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

4: (14 19 17)

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