260期：《《01,08,09,10,14,18,24,26,30,32,40,41,44,45,46,49》》开：41√
261期：《《04,09,14,22,25,26,29,30,32,33,35,36,38,41,46,49》》开：25√
262期：《《01,02,04,05,09,14,19,26,28,32,37,40,43,45,46,49》》开：03x
263期：《《04,05,06,07,09,11,12,19,25,26,27,28,30,41,45,47》》开：21x
264期：《《02,03,05,08,11,14,18,27,28,33,36,39,43,44,47,49》》开：中？
