1: (0 8 10)

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

2: (7 12 9)

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

3: (6 18 10)

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

4: (11 19 16)

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