281期，，精心计算二十八码，，01,02,04,05,06,07,08,09,10,11,15,19,20,23,25,26,30,32,33,34,35,36,37,38,41,45,47,49═开：10对
282期，，精心计算二十八码，，01,04,05,07,08,14,16,18,20,21,23,25,28,29,31,32,34,35,37,38,39,41,42,43,46,47,48,49═开：23对
283期，，精心计算二十八码，，01,02,05,06,08,09,12,14,15,16,24,27,32,33,35,36,37,38,39,40,41,42,43,44,45,46,47,48═开：=--=