021期：01,02,04,07,08,09,10,12,14,17,19,21,22,23,24,25,26,27,28,29,30,31,34,35,36,37,38,39,40,42,43,44,45,46,47,48··（共24个）开07准
022期：01,02,04,05,07,08,09,12,13,14,16,17,19,20,21,22,23,24,25,26,27,28,29,30,32,33,35,37,38,39,40,41,43,45,46,47··（共24个）开18错
023期：01,02,03,04,05,06,07,08,10,12,13,14,15,17,18,19,20,21,22,23,25,26,29,31,36,37,38,39,40,41,42,43,44,46,48,49··（共24个）开88！