[重点]千位3849,个位1649.
1,忌2头,死0尾.
2,千位163849,百位162738,十位164938,个位163849.
3,头尾数:1627.
4,中肚数:4927.
5,铁数38.
6,三字现:248,149,359,369,489,638.
7,二定位:X21X,X23X,X29X,X61X,X63X,X69X,X81X,X83X,
X89X,X14X,X16X,X18X,X34X,X36X,X38X,X74X,X76X,X78X.
8,三定位:329X,681X,914X,823X,129X,369X.