279期：24码$$（01,03,08,10,16,17,18,21,23,25,27,28,29,31,32,37,38,39,42,43,45,46,47,48）开：27中
280期：24码$$（01,03,04,05,06,07,10,12,13,15,20,22,25,31,34,35,38,39,40,41,44,45,47,48）开：07中
281期：24码$$（02,05,06,07,13,14,15,16,17,18,21,23,28,29,30,32,33,34,37,38,40,42,45,49）开：24错
282期：24码$$（02,04,07,10,11,12,15,16,18,19,20,23,25,26,27,28,29,31,32,36,37,38,41,45）开：37中
283期：24码$$（01,02,03,06,07,12,13,17,20,21,25,26,29,30,32,33,35,36,37,41,42,43,44,46）开：10错
284期：24码$$（01,02,03,06,08,10,12,13,16,20,22,23,24,26,29,31,32,35,36,37,38,39,44,46）开：88