298期〖特围〗02,07,08,09,12,13,14,15,16,21,23,25,26,28,31,32,34,39,40,41,43,45,47,48·（共半数）开31准
299期〖特围〗04,05,07,08,12,14,15,16,19,20,21,22,25,26,31,33,34,35,38,41,44,47,48,49·（共半数）开05准
300期〖特围〗03,04,05,07,08,12,13,14,15,20,22,26,27,28,30,31,32,33,34,35,40,42,45,49·（共半数）开46错
301期〖特围〗02,04,05,07,08,11,13,16,17,18,19,20,21,24,25,30,33,35,36,37,39,40,41,48·（共半数）开26错
302期〖特围〗03,06,07,08,09,12,15,16,18,19,20,23,24,25,26,31,33,35,37,39,40,41,43,48·（共半数）开？？