154期：01,04,06,07,08,12,13,15,21,22,26,27,28,31,32,33,35,37,38,42,44,46,47,48··（共半数）开21准
155期：02,03,10,12,13,14,15,16,18,19,24,28,30,31,34,35,37,41,42,43,45,47,48,49··（共半数）开18准
156期：02,04,05,06,07,10,11,12,13,14,16,17,18,21,26,28,29,30,32,33,35,42,43,48··（共半数）开12准
157期：01,02,03,04,06,07,08,09,10,11,13,14,19,20,22,24,26,31,36,40,41,47,48,49··（共半数）开38错
158期：02,04,06,12,16,17,18,21,23,24,25,26,27,29,32,33,38,41,44,45,46,47,48,49··（共半数）开？？！