288期:〓〓半数01,02,03,04,05,07,09,12,15,17,20,21,23,25,26,28,30,31,34,35,38,41,42,45》开26准
289期:〓〓半数02,03,04,07,12,16,17,18,19,21,22,25,27,28,30,35,36,37,39,40,42,44,45,48》开04准
290期:〓〓半数03,04,05,07,08,09,11,12,14,16,17,22,24,29,30,33,36,37,38,41,43,44,45,47》开11准
291期:〓〓半数01,02,05,06,08,10,15,18,19,21,23,24,25,26,28,29,30,31,33,34,35,36,43,45》开14错
292期:〓〓半数01,02,03,05,06,10,11,15,20,21,22,23,24,26,27,29,30,35,37,38,41,42,43,49》开44错
293期:〓〓半数03,04,08,11,13,14,15,17,18,21,23,24,25,28,30,31,34,36,37,40,42,43,46,49》开30准
294期:〓〓半数01,02,04,05,07,10,13,16,17,18,20,21,26,29,31,34,35,37,38,39,43,46,48,49》开？？