281期：必中24码（01,03,04,06,10,12,13,14,16,17,18,21,23,25,28,29,34,35,37,38,42,43,45,49）开：17中
282期：必中24码（02,03,04,07,08,09,10,11,12,17,21,22,28,29,30,33,35,40,43,45,46,47,48,49）开：30中
283期：必中24码（02,03,06,09,12,13,14,15,16,18,22,27,29,30,33,35,39,40,41,43,44,45,46,48）开：39中
284期：必中24码（02,03,04,06,07,10,11,19,20,21,23,26,27,28,29,30,31,32,33,40,41,44,45,48）开：17错
285期：必中24码（02,03,04,07,08,09,10,13,16,17,18,19,25,28,31,32,35,39,42,44,45,46,47,49）开：33错
286期：必中24码（03,04,09,10,13,16,20,22,27,28,29,30,31,32,34,35,36,38,40,41,43,45,46,48）开：00
