1: (0 10 15)

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

2: (1 8 17)

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

3: (7 12 9)

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

4: (11 16 14)

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