219期====01,02,03,08,12,13,14,18,20,21,23,24,25,27,32,36,39,40,41,43,44,47,48,49··(共半数) 中:43准
220期====01,03,04,08,09,10,11,13,14,19,20,21,23,24,25,26,30,32,33,37,40,41,44,49··(共半数) 中:48错
221期====01,05,07,09,12,13,14,16,17,18,19,21,22,31,33,36,38,40,41,43,45,47,48,49··(共半数) 中:01准
222期====06,08,09,12,14,15,16,17,18,19,20,21,28,29,31,32,33,34,37,38,41,42,44,47··(共半数) 中:?