278期：24码中特（01,02,03,04,07,09,13,14,16,17,20,23,24,25,26,28,30,31,33,34,36,42,45,48）开：28对
279期：24码中特（01,02,04,05,07,08,10,12,15,16,17,18,22,25,26,30,31,32,33,35,36,37,38,43）开：27错
280期：24码中特（03,05,07,08,09,14,15,16,17,19,21,22,23,24,28,30,33,34,39,41,44,46,47,48）开：42错
281期：24码中特（01,02,03,05,06,07,08,11,14,18,20,24,27,31,32,33,34,37,40,41,45,46,47,48）开：**