1: (0 7 14)

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

2: (6 15 8)

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

3: (5 19 14)

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

4: (2 20 18)

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