306期特围（{01,05,06,07,10,11,13,17,18,20,27,29,30,31,32,33,34,35,38,39,40,43,44,45}）开38准
307期特围（{01,02,03,04,06,07,10,19,21,25,26,28,29,30,32,33,34,35,36,38,45,46,48,49}）开32准
308期特围（{01,02,03,04,05,06,08,09,13,18,22,26,27,28,29,30,31,33,39,42,43,45,46,49}）开？中