184期:半数【《01,02,05,06,09,12,15,17,18,20,24,26,27,28,29,30,31,34,35,38,39,43,44,48》】开:01准
185期:半数【《01,02,03,04,05,09,10,13,16,19,20,21,23,24,25,30,33,37,42,43,44,45,46,47》】开:36错
186期:半数【《02,06,07,08,09,12,15,18,20,21,23,24,25,29,31,33,36,38,41,42,45,46,48,49》】开:23准
187期:半数【《02,05,06,09,10,12,13,14,15,16,18,21,26,28,29,30,33,35,36,41,42,43,46,48》】开:？？？？