1: (4 16 18)

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

2: (14 19 17)

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

3: (2 18 12)

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

4: (11 15 13)

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