001期：01,02,04,05,06,09,10,11,12,14,17,19,22,26,27,31,33,34,35,38,41,43,47,49··（共半数）开22准
002期：01,04,05,07,08,11,12,13,14,17,19,21,24,25,27,29,30,31,32,36,39,40,41,43··（共半数）开37错
003期：03,05,06,07,08,13,15,17,18,19,20,22,23,24,25,26,33,36,37,39,43,45,47,49··（共半数）开33准
004期：02,03,04,06,08,09,11,14,15,16,17,18,21,24,25,26,30,35,37,38,39,40,43,48··（共半数）开33错
005期：03,04,05,07,08,09,12,14,17,18,19,21,22,26,27,34,37,38,39,40,41,42,47,48··（共半数）开？？！