274期：44,06,32,18,30,08,20,42,02,05,07,10,17,19,21,22,27,29,33,34,38,39,43,45,46,（共25个）开33中
275期：18,30,06,05,17,29,49,25,37,42,11,12,23,24,35,48,02,09,10,21,22,26,34,38,46,（共25个）开17中
276期：28,09,25,21,49,33,04,13,24,36,40,45,02,10,11,14,20,22,23,26,32,34,35,38,46,（共25个）开14中
278期：06,27,38,18,30,02,39,01,13,21,45,03,14,15,26,37,04,10,16,23,28,35,40,46,47,（共25个）开02中
279期：16,28,34,22,27,46,06,30,18,01,13,03,04,10,25,37,42,07,08,19,20,26,32,38,43,（共25个）开10中
280期：05,29,12,39,17,24,27,03,15,36,41,48,02,06,08,14,18,20,22,26,30,32,33,44,46,（共25个）开15中
281期：23,29,47,37,17,49,35,41,11,05,04,16,18,28,30,40,42,45,03,12,24,27,36,39,48,（共25个）
