047期：<<03,04,07,11,16,18,19,24,27,28,32,35,36,45,47,48>>开：47有
048期：<<02,03,04,06,09,10,12,15,18,26,27,28,35,39,42,49>>开：28有
049期：<<05,06,09,11,15,20,21,23,30,31,34,39,41,43,45,49>>开：44无
050期：<<02,04,06,07,10,11,12,17,24,26,29,30,35,43,46,48>>开：42无
051期：<<02,04,06,07,08,09,11,14,16,18,20,21,28,38,40,48>>开：88