277期：≌【24】≌《02,06,08,09,12,15,17,18,19,20,21,25,28,29,31,33,34,35,37,41,42,45,47,49》开：47对
278期：≌【24】≌《02,03,05,06,08,09,11,12,15,17,19,22,24,25,28,32,33,36,41,42,43,44,45,47》开：41对
279期：≌【24】≌《03,04,05,07,09,12,13,14,15,16,18,22,25,27,29,30,33,35,36,37,39,42,43,48》开：//