020期：必中24码（01,04,06,07,09,11,12,13,14,16,18,20,23,29,30,31,33,35,36,42,44,46,47,48）开：33中
021期：必中24码（01,03,04,07,10,13,14,16,17,20,21,23,25,27,30,31,32,34,38,40,41,47,48,49）开：12错
022期：必中24码（02,06,09,10,11,12,14,15,19,25,31,32,34,35,37,38,39,40,41,42,43,44,45,49）开：34中
023期：必中24码（03,05,06,07,10,14,15,16,17,20,21,27,28,29,30,33,34,37,38,40,41,42,43,47）开：29中
024期：必中24码（01,02,03,05,08,09,10,14,15,19,20,23,24,28,34,37,38,40,42,43,44,45,47,49）开：45中
025期：必中24码（03,04,05,06,10,14,17,20,22,23,24,28,30,32,33,34,40,41,43,44,45,46,48,49）开：11错
026期：必中24码（02,03,06,09,10,16,17,19,20,21,26,27,28,29,31,32,34,36,40,41,44,46,47,48）开：31中
027期：必中24码（02,04,05,10,11,12,13,14,16,17,18,26,27,29,30,31,32,34,37,40,43,44,45,46）开：00