320期:02,03,04,05,07,09,12,15,21,23,27,28,31,34,35,38,40,43,44,45,48,49,（共22个）
319期:03,04,05,06,07,10,11,14,17,19,22,23,24,25,26,29,32,33,37,39,45,★47,48,49,（共24个）特45对
318期:04,06,★07,08,10,12,13,14,15,20,22,23,24,31,35,37,39,41,42,44,45,48,（共22个）特06 对
317期:02,05,06,08,10,15,16,17,18,★21,25,28,30,31,32,34,35,36,38,40,41,44,46,49,（共24个）特18 对