305期：必中24码（01,03,05,06,07,08,11,13,15,16,17,21,25,26,27,29,31,32,34,36,38,41,43,45）开：16中
306期：必中24码（02,05,06,09,11,12,16,17,18,22,23,26,28,30,32,35,37,40,41,43,44,45,48,49）开：31错
307期：必中24码（01,02,03,05,06,09,13,14,16,18,19,23,28,31,34,36,37,38,40,41,42,43,45,49）开：22错
308期：必中24码（02,07,09,10,12,15,18,22,23,25,26,28,29,30,32,33,34,35,36,38,41,42,44,45）开：00