235期：02,03,05,07,08,11,12,13,14,17,18,22,23,24,26,28,30,31,32,34,35,37,42,43,44,46,48,49··（共半数）开32准
236期：02,03,04,05,09,12,13,14,15,17,18,19,20,21,22,23,24,25,27,33,35,37,38,39,40,43,45,46··（共半数）开11错
237期：01,02,05,08,11,13,14,17,18,20,21,24,25,26,27,28,29,30,32,33,34,38,39,41,43,45,47,49··（共半数）开12错
238期：01,02,05,06,08,10,11,16,18,20,22,24,28,29,30,32,33,35,36,37,39,40,41,42,43,44,45,47··（共半数）开？？！