249期：阴阳肖≤≤01,02,03,04,13,14,15,16,17,18,21,22,23,24,26,28,29,30,31,34,36,37,43,44≥≥开：31对
250期：阴阳肖≤≤02,04,06,08,09,12,15,20,21,22,23,25,27,28,29,30,34,35,36,38,39,43,44,48≥≥开：42错
251期：阴阳肖≤≤02,03,05,06,08,09,10,11,12,13,14,17,19,20,21,22,26,28,34,36,38,40,42,45≥≥开：13对
252期：阴阳肖≤≤01,02,03,05,07,08,10,11,12,15,18,22,27,33,34,37,38,40,41,44,45,47,48,49≥≥开：08对
253期：阴阳肖≤≤01,02,04,07,10,16,17,18,20,22,23,27,28,32,33,35,37,39,41,43,44,45,46,47≥≥开：09错
254期：阴阳肖≤≤04,07,11,12,13,14,15,18,21,22,23,24,26,30,31,35,37,38,42,43,45,46,47,48≥≥开：07对
255期：阴阳肖≤≤02,05,09,11,16,17,23,24,27,28,29,31,32,33,34,35,37,39,41,42,43,45,47,49≥≥开：88