279期半数中特:★04,06,08,09,10,11,12,14,17,19,20,21,22,23,24,25,26,27,28,29,31,32,36,41,42,43,44,49★开04准
280期半数中特:★01,02,04,08,09,10,11,12,13,14,15,16,17,22,23,27,28,29,32,33,37,41,42,45,46,47,48,49★开20错
281期半数中特:★03,09,10,12,13,14,15,18,19,20,21,23,24,25,27,28,30,32,34,35,36,38,39,41,43,45,46,49★开43准
282期半数中特:★01,02,03,05,06,07,08,10,15,17,18,19,25,26,27,28,29,34,35,36,37,39,40,41,42,44,45,48★开34准
283期半数中特:★01,02,03,04,09,11,13,14,16,17,19,21,22,23,24,25,29,32,36,38,39,40,41,44,45,46,47,48★开18错
284期半数中特:★05,06,07,08,09,10,11,16,17,18,20,21,23,24,25,27,29,30,35,37,39,41,42,43,44,46,47,48★开20准
285期半数中特:★01,02,03,04,05,06,10,11,12,14,18,19,21,23,27,28,30,31,33,37,38,39,40,41,44,45,46,48★开06准
286期半数中特:★01,02,03,04,05,06,09,11,13,14,16,17,19,20,22,26,29,30,31,34,37,41,42,43,45,46,48,49★开48准
287期半数中特:★02,03,04,05,08,10,12,15,17,18,20,22,24,25,26,27,28,29,33,36,37,38,41,42,43,44,45,49★开？？