1: (0 1 9)

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

2: (4 9 17)

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

3: (2 15 8)

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

4: (14 18 16)

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