247期：［01,03,09,10,12,14,19,20,23,25,26,27,31,33,34,35,36,39,40,41,44,45,47,49］（特围）开31准
248期：［04,06,07,08,09,10,12,13,14,16,18,19,21,22,23,27,31,34,40,42,43,46,48,49］（特围）开11错
249期：［05,06,10,11,14,15,17,20,21,22,23,25,28,29,30,31,32,33,34,36,38,41,46,47］（特围）开32准
250期：［02,03,07,08,11,13,14,15,16,20,22,23,26,27,28,29,34,35,36,38,43,44,45,46］（特围）开24错
251期：［03,04,06,09,13,15,19,21,23,24,25,26,27,29,30,32,33,36,37,39,43,45,46,48］（特围）开？？？对