251期：［01,02,03,04,05,06,07,08,15,16,17,18,25,28,31,34,35,38,40,41,42,44,45,48］（特围）开05准
252期：［01,03,04,08,09,12,13,15,16,21,24,28,31,34,36,38,39,40,41,45,46,47,48,49］（特围）开15准
253期：［01,02,04,08,10,12,13,14,19,23,24,25,27,29,30,31,32,34,37,38,39,40,42,47］（特围）开01准
254期：［01,02,03,06,07,10,16,19,21,22,25,26,27,30,34,35,36,37,39,40,42,45,46,49］（特围）开？？？对