248期：阴阳肖≤≤01,04,05,08,10,11,12,13,17,18,19,20,21,23,26,28,31,33,34,36,44,45,47,48≥≥开：20对
249期：阴阳肖≤≤06,07,08,09,10,14,15,17,18,19,20,22,23,24,27,28,29,32,33,37,43,44,45,47≥≥开：23对
250期：阴阳肖≤≤01,02,07,08,09,12,13,15,16,17,21,22,29,30,31,35,36,38,39,42,43,45,46,47≥≥开：14错
251期：阴阳肖≤≤01,02,05,08,10,12,15,17,18,20,21,24,27,28,30,32,33,34,37,39,43,47,48,49≥≥开：30对
252期：阴阳肖≤≤01,02,03,05,08,09,10,15,18,23,24,27,28,30,33,34,35,37,39,40,44,45,46,49≥≥开：22错
253期：阴阳肖≤≤01,02,05,06,08,09,12,15,20,21,28,29,30,32,33,34,35,37,39,40,41,44,45,49≥≥开：88