264期：《《07,09,17,18,19,23,26,27,29,30,33,38,41,42,44,47》》开：27√
265期：《《04,05,06,08,09,21,25,28,30,31,35,37,38,44,47,49》》开：30√
266期：《《04,06,17,18,21,25,27,28,30,31,32,37,41,43,48,49》》开：40x
267期：《《01,02,05,07,08,09,10,21,28,33,35,36,38,44,45,48》》开：22x
268期：《《02,03,05,11,20,23,25,27,29,31,35,37,41,42,44,49》》开：中？