304期：《《01,02,05,08,13,17,22,23,25,29,33,35,37,43,46,49》》开：17√
305期：《《09,10,11,13,15,17,20,21,26,30,31,38,42,44,46,48》》开：32x
306期：《《02,09,11,12,14,17,20,22,29,33,36,37,39,40,42,44》》开：08x
307期：《《02,03,06,09,16,17,19,25,30,38,39,41,42,44,46,48》》开：03√
308期：《《06,11,12,13,15,17,21,22,27,30,31,32,43,46,47,49》》开：22√
309期：《《01,02,05,06,07,10,12,17,21,30,32,33,37,40,43,47》》开：中？