281期：必中24码（03,04,05,06,08,12,13,16,21,24,27,28,30,33,34,36,37,40,42,44,45,46,47,48）开：47中
282期：必中24码（01,03,04,06,07,08,09,11,12,14,16,24,25,31,32,33,34,35,36,38,39,43,46,49）开：41错
283期：必中24码（01,02,04,07,11,12,15,16,18,21,22,25,26,28,31,33,35,36,40,42,43,45,46,48）开：00