309期：（寻码）《03,04,05,06,07,09,10,13,14,17,18,19,23,24,26,29,30,31,35,36,38,43,44,45》开：06对
310期：（寻码）《02,03,04,05,07,08,09,10,12,17,19,21,24,26,30,33,34,35,36,37,40,43,47,48》开：16错
311期：（寻码）《01,05,06,07,08,12,13,14,17,18,24,27,29,30,32,34,35,36,38,42,43,44,46,49》开：37错
312期：（寻码）《06,07,10,14,15,17,20,21,24,27,28,31,32,35,36,37,38,39,41,42,43,46,47,48》开：？？