015期：必中24码（02,03,04,06,10,11,12,15,17,19,20,21,26,28,29,31,34,36,38,39,41,43,45,47）开：36中
016期：必中24码（01,04,06,07,08,10,11,12,15,16,20,21,22,24,26,28,29,31,34,36,41,42,43,46）开：21中
017期：必中24码（02,03,04,05,07,11,13,14,15,16,17,19,23,24,28,31,33,35,36,38,39,43,46,49）开：38中
018期：必中24码（02,04,05,07,08,09,11,16,20,21,24,25,26,28,29,31,34,35,36,37,42,46,47,49）开：10错
019期：必中24码（01,04,05,06,08,09,13,15,16,17,20,21,22,23,30,32,33,34,36,39,42,44,46,49）开：06中
020期：必中24码（04,08,09,10,11,14,16,17,23,25,29,30,31,32,33,36,38,39,40,41,44,45,48,49）开：00
