249期，，精心计算二十八码，，03,05,06,07,09,12,14,15,16,18,19,20,23,24,25,26,28,30,34,35,36,37,39,40,43,44,46,49═开：23对
250期，，精心计算二十八码，，01,04,05,06,07,09,10,14,15,17,21,22,23,24,25,26,27,28,31,34,36,37,38,39,40,45,46,49═开：14对
251期，，精心计算二十八码，，01,05,07,09,10,11,12,13,15,18,20,23,24,25,27,28,32,34,37,38,39,40,41,45,46,47,48,49═开：=--=