280期:<<08,10,13,17,18,21,22,23,31,34,35,39,42,43,45,48>>开:08有
281期:<<04,08,10,12,20,22,24,25,26,28,30,33,36,40,41,44>>开:17无
282期:<<08,11,18,19,23,25,26,28,29,30,31,32,34,35,38,46>>开:30有
283期:<<10,17,22,23,26,27,28,29,30,32,34,36,38,40,45,47>>开:39无
284期:<<02,04,09,11,13,16,17,31,32,33,34,36,42,45,46,49>>开:88