304期：《《02,05,09,12,25,28,32,35,37,38,41,44,45,47,48,49》》开：48√
305期：《《04,05,11,12,14,22,23,24,26,35,36,41,42,43,45,49》》开：42√
306期：《《02,04,05,07,09,10,12,13,16,19,30,39,43,45,46,48》》开：17x
307期：《《02,06,09,13,15,16,17,19,20,21,27,30,33,34,41,46》》开：20√
308期：《《01,02,03,07,11,14,15,19,25,28,31,32,46,47,48,49》》开：中？