A.164
B.168
C.328
D.486
[单选题]2,6,18,54,162,( )。A.164B.168C.328D.486
[单选题]2,6,18,54,162,( )。A.164B.168C.328D.486
[单选题]2,6, 18, 54, ( )。A.186B.162C.194D.196
[单选题]1,2,6,18,54,()A.162B.176C.188D.194
观察数字规律,选择合适的一项填入括号中:1/2,7/6,25/18,79/54,241/162,727/486,()A. 2631/1381B. 2325/16
[单选题]2,2,12,42,162,( )。A.196B.478C.612D.547
[单选题]2,2,12,42,162,( )。A.196B.478C.612D.547
[单选题]2,2,12,42,162,( )。A.196B.478C.612D.547
[单选题]2,2,12,42,162,( )。A.196B.478C.612D.547
[单选题]2,2,12,42,162,( )。A.196B.478C.612D.547