280期：24码$$（03,04,09,10,15,16,17,20,22,24,25,26,29,30,33,35,38,41,42,43,45,47,48,49）开：15中
281期：24码$$（06,07,08,12,14,17,18,19,21,22,23,24,30,32,33,34,35,37,39,40,42,43,44,46）开：10错
282期：24码$$（01,04,05,06,07,08,09,13,14,16,17,20,21,22,27,33,34,36,37,39,40,43,44,48）开：23错
283期：24码$$（01,03,04,05,10,11,13,14,15,17,19,21,22,25,27,32,35,38,39,41,42,43,46,47）开：88