018期（24码）（（04,05,10,12,13,14,19,21,22,24,26,28,29,31,32,34,38,39,41,44,45,46,47,49））开：10准
019期（24码）（（01,02,04,06,08,12,13,20,22,23,28,30,31,33,35,36,37,40,41,42,43,46,47,48））开：04准
020期（24码）（（01,02,05,06,10,12,14,15,16,18,20,21,23,25,26,28,29,30,35,37,38,39,44,48））开：0000