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