020期:特围（（04,06,08,09,10,12,14,16,17,18,19,22,24,25,26,27,30,32,34,35,36,38,42,48））开10准
021期:特围（（07,08,09,12,14,17,19,21,23,25,27,28,29,31,37,38,39,41,42,43,44,46,48,49））开07准
022期:特围（（10,11,12,16,19,20,21,22,23,24,25,26,30,33,36,37,38,39,40,42,43,44,45,48））开18错
023期:特围（（03,04,05,10,11,15,16,21,23,24,25,26,27,28,29,31,32,34,35,37,38,45,46,49））开？中