213期：01,02,03,04,09,10,12,15,23,24,29,31,32,34,35,37,38,39,40,43,44,45,47,49··（共半数）开38准
214期：01,03,05,06,07,08,11,13,16,18,20,21,25,26,27,28,32,34,38,41,43,44,48,49··（共半数）开06准
215期：01,02,03,05,09,10,13,15,20,22,24,28,29,30,31,33,35,37,38,40,42,43,45,46··（共半数）开20准
216期：03,04,05,06,07,08,12,13,16,18,19,20,21,22,24,25,26,27,29,30,32,36,41,48··（共半数）开15错
217期：03,04,07,08,10,12,14,17,19,22,32,33,34,36,37,38,40,41,42,43,44,45,48,49··（共半数）开15错
218期：01,04,05,06,07,09,12,13,14,16,19,22,24,28,30,34,37,38,40,42,43,44,45,47··（共半数）开？？！