1: (0 2 4)

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

2: (4 11 18)

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

3: (3 14 9)

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

4: (13 19 16)

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