1: (0 4 14)

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

2: (1 19 5)

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

3: (4 17 7)

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

4: (12 18 16)

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