171期：二十八码，，，，，，，│╱02,04,08,09,11,12,15,16,18,20,21,23,25,28,31,33,34,35,36,37,38,39,42,43,45,46,48,49╲│开：28中
172期：二十八码，，，，，，，│╱02,04,06,07,09,11,12,13,14,16,17,18,21,22,24,27,29,30,32,33,34,37,39,41,43,46,47,49╲│开：44错
173期：二十八码，，，，，，，│╱01,03,06,07,08,09,10,11,13,14,16,17,18,19,20,21,22,26,27,28,29,30,35,36,37,44,45,46╲│开：26中
174期：二十八码，，，，，，，│╱01,02,05,07,08,09,10,11,12,13,14,15,16,19,20,22,24,26,28,31,32,35,37,39,40,42,44,45╲│开：？