237期:半数【《02,03,04,05,07,09,11,14,16,17,18,22,25,26,27,28,29,31,32,33,40,41,43,48》】开:27准
238期:半数【《02,04,05,06,13,14,15,16,18,19,21,22,24,27,32,33,34,36,37,38,43,45,46,47》】开:18准
239期:半数【《02,04,05,06,07,09,10,13,14,17,21,22,24,25,26,27,28,29,34,37,38,39,44,45》】开:06准
240期:半数【《01,03,05,06,07,08,09,10,13,14,15,20,22,23,24,30,32,33,36,37,38,41,42,46》】开:32准
241期:半数【《01,02,04,08,10,11,12,13,15,16,17,19,21,25,28,29,32,33,34,36,37,38,40,44》】开:12准
242期:半数【《01,04,05,06,07,08,09,10,13,14,16,17,20,21,23,24,28,32,37,38,43,44,45,46》】开:35错
243期:半数【《01,06,07,09,10,11,13,16,19,20,23,24,27,30,32,34,35,37,38,41,42,43,46,49》】开:42准
244期:半数【《01,02,05,08,09,12,14,15,16,18,20,21,23,24,26,27,31,32,34,38,39,42,45,47》】开:43错
245期:半数【《02,05,07,09,10,13,14,16,18,20,23,24,26,28,31,35,37,38,39,41,42,43,44,45》】开:02准
246期:半数【《02,03,05,07,10,11,13,18,20,22,26,27,30,32,34,37,38,39,40,43,44,46,48,49》】开:32准
》》》》10中8
247期:半数【《01,03,04,05,06,07,08,09,11,12,14,15,22,23,24,25,26,28,29,30,31,34,35,49》】开:27错