[重点]主攻163849头,主攻053849尾.
1,排除052头,386百,051十,尾167.
2,铁卒:03,08,53,58.
3,三字现:320,325,370,375,820,528,870,578.
4,二定:1XX0,1XX5.6XX0,6XX5,XX40,XX45,XX90,XX95,1X9X.
5,三定:1X40,1X45,1X90,1X95,6X40,6X45,6X90,6X95,15X0,15X5.
6,直码:1540,1545,1590,1595,6540.6545,6590.6595,6040,6045.