1: (0 5 16)

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

2: (4 19 6)

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

3: (5 18 12)

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

4: (10 17 13)

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