298期：（寻码）《01,04,05,06,10,12,16,18,19,21,22,23,24,25,26,27,31,32,33,35,39,40,43,45》开：31对
299期：（寻码）《02,03,04,05,08,10,13,14,16,18,19,20,26,27,33,35,37,38,41,43,46,47,48,49》开：05对
300期：（寻码）《01,03,04,07,10,11,12,13,14,15,16,18,22,25,26,29,31,32,34,35,38,43,46,47》开：46对
301期：（寻码）《01,03,04,05,06,07,10,12,13,15,20,22,27,29,30,31,32,35,37,38,39,40,42,48》开：26错
302期：（寻码）《03,06,08,09,10,12,13,20,22,24,25,27,30,31,32,35,36,37,38,39,43,44,48,49》开：33错
303期：（寻码）《02,04,06,07,08,09,10,11,13,15,22,24,29,30,31,34,36,37,40,41,44,45,47,48》开：40对
304期：（寻码）《02,03,05,07,08,09,11,18,20,21,26,29,31,32,33,35,38,41,42,44,45,46,47,49》开：？？
