281期【01,02,03,04,05,06,07,08,09,10,11,12,15,16,17,18,20,23,24,25,26,27,30,31,32,33,34,35,36,38,39,40,42,43,44,48,49】开17对
282期【01,02,03,04,05,06,07,08,09,10,12,14,15,16,17,19,21,22,23,25,26,27,29,30,31,34,35,37,38,39,40,41,42,43,45,47,49】开30对
283期【01,02,03,04,05,06,08,09,10,11,12,13,14,15,16,17,18,19,21,22,23,24,25,28,31,33,34,35,36,37,40,43,44,45,47,48,49】开39错
284期【01,02,03,04,05,06,07,08,09,10,11,13,14,16,17,18,19,20,21,23,24,25,28,29,30,31,33,34,35,39,40,41,44,45,47,48,49】开00对