164期====03,04,06,07,09,10,12,15,16,18,19,20,21,22,25,26,27,28,29,31,32,37,39,40,42,43,44,46··（共半数） 中：21准
165期====01,02,03,05,10,12,13,14,15,16,19,20,24,26,27,28,29,32,33,34,35,40,41,42,44,45,47,48··（共半数） 中：03准
166期====02,04,05,10,13,14,15,17,18,19,21,22,23,28,29,31,32,34,35,36,37,39,40,41,42,44,48,49··（共半数） 中：06错
167期====01,03,04,06,08,09,10,13,15,16,18,19,20,21,24,25,28,29,31,33,34,35,36,37,38,42,43,49··（共半数） 中：19准
168期====04,05,06,09,10,11,12,13,19,21,22,23,24,25,26,29,30,32,34,39,40,42,43,44,45,46,48,49··（共半数） 中：15错
169期====03,04,06,07,10,11,12,13,17,18,19,20,21,22,23,24,25,26,32,33,34,36,38,39,41,44,46,47··（共半数） 中：24准
170期====03,07,08,09,10,12,13,14,15,16,17,19,20,21,23,24,25,27,31,32,33,36,37,39,41,44,45,49··（共半数） 中：？