237期；01,02,05,07,08,11,12,14,15,17,18,20,25,27,31,32,35,37,38,41,42,44,47,48,（共24个）开02准
238期；03,07,09,12,15,16,19,20,22,23,25,27,32,33,35,36,37,39,40,43,45,46,47,49,（共24个）开46准
239期；01,05,06,07,08,10,11,15,17,18,20,21,25,27,30,31,34,35,37,41,44,45,46,47,（共24个）开04错
240期；03,05,07,10,11,15,16,17,19,20,23,26,27,29,31,35,36,39,40,41,43,46,47,（共23个）