284期：大围：01,03,05,07,09,12,16,17,20,21,22,23,25,26,29,31,33,35,37,40,43,45,46,47（共半数）开17准
285期：大围：01,02,05,06,08,10,11,13,19,20,21,23,25,29,30,32,34,37,38,40,42,44,45,49（共半数）开33错
286期：大围：02,03,04,06,09,11,12,15,16,17,20,22,25,26,30,31,33,34,35,40,41,44,46,48（共半数）开39错
287期：大围：02,03,08,09,11,12,13,15,16,17,18,20,25,26,29,30,32,33,35,38,41,43,45,46（共半数）开25准
288期：大围：01,02,05,07,08,09,11,13,14,15,16,18,19,21,22,25,28,33,40,41,44,45,47,48（共半数）开？？√【？中？】