309期====01,05,06,07,08,10,11,12,16,17,18,19,20,22,23,25,26,27,29,31,32,36,40,41,43,46,48,49··（共半数） 中：49准
310期====01,06,08,09,10,11,12,13,14,15,16,21,23,24,25,26,27,28,29,32,33,35,37,39,43,44,45,47··（共半数） 中：37准
311期====01,04,07,11,12,13,16,17,20,21,22,23,25,26,27,28,29,32,33,34,35,39,40,42,44,45,46,47··（共半数） 中：40准
312期====02,03,04,05,07,08,10,13,15,18,19,20,24,25,26,27,31,33,35,39,40,41,42,45,46,47,48,49··（共半数） 中：36错
313期====04,07,08,11,13,15,16,21,22,24,25,26,28,29,30,32,33,34,35,36,37,38,39,42,43,45,46,48··（共半数） 中：18错
314期====02,04,06,07,08,09,10,12,13,14,15,16,17,23,24,25,27,29,33,34,36,37,38,39,41,43,44,46··（共半数） 中：？