1: (0 1 3)

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

2: (3 8 18)

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

3: (2 14 4)

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

4: (13 19 15)

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