1: (0 9 12)

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

2: (7 19 11)

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

3: (9 14 18)

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

4: (11 15 13)

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