1: (0 10 13)

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

2: (7 14 12)

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

3: (9 15 11)

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

4: (8 20 13)

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