246期：阴阳肖≤≤03,05,06,07,08,11,12,15,16,18,19,20,25,30,31,32,35,42,43,44,45,46,48,49≥≥开：32对
247期：阴阳肖≤≤02,03,05,08,09,11,12,14,16,19,22,23,25,26,27,30,32,35,36,40,42,43,44,48≥≥开：27对
248期：阴阳肖≤≤01,02,06,09,11,14,17,18,19,20,21,23,24,27,30,31,33,35,39,42,43,44,46,49≥≥开：88