1: (0 1 3)

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

2: (3 6 18)

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

3: (2 15 4)

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

4: (14 19 17)

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