1: (4 15 17)

(0 12 1)(2 17 13 10 15)(3 19 8)(4)(5 20 7)(6 11 9)(14 18 16)

2: (14 18 16)

(0 12 1)(2 17 13 10 15)(3 19 8)(4)(5 20 7)(6 11 9)(14)(16)(18)

3: (2 17 13)

(0 12 1)(2 10 15)(3 19 8)(4)(5 20 7)(6 11 9)(13)(14)(16)(17)(18)

4: (3 19 8)

(0 12 1)(2 10 15)(3)(4)(5 20 7)(6 11 9)(8)(13)(14)(16)(17)(18)(19)