048期：02,03,08,10,11,15,16,17,19,20,22,24,26,27,29,31,34,38,39,41,44,46,47,48,（共24个）开20中
049期：03,04,05,06,07,08,10,11,12,15,23,24,32,33,36,39,40,41,43,44,45,46,47,48,（共24个）开23中
050期：02,03,05,07,10,13,14,17,22,23,26,27,29,31,34,35,38,39,41,42,46,47,48,49,（共24个）