017期：二十四码→（01,02,03,04,05,06,07,09,11,13,14,15,18,20,21,23,24,25,28,31,36,45,47,49）开：04对
018期：二十四码→（01,02,05,07,08,09,13,14,15,16,20,21,23,25,27,29,33,35,40,42,43,47,48,49）开：31错
019期：二十四码→（01,02,05,06,08,09,10,12,13,15,19,20,22,27,29,32,33,34,36,37,39,42,44,46）开：40错
020期：二十四码→（06,07,08,11,12,14,15,16,18,22,23,24,25,26,27,28,29,35,38,39,40,45,46,49）开：00