A.32
B.42
C.52
D.62
[单选题]2,2,3,6,15,()A .25B .36C .45D .49
[单选题]2,3,6,15,( )A.20B.24C.32D.42
[单选题]2,3,6,15,( )A.20B.24C.32D.42
[主观题]1,2,2,6,3,15,3,21,4,()A.46;B.20;C.12;D.44;
[单选题]1,2,2,6,3,15,3,21,4,()A . 46B . 20C . 12D . 44
[单选题]-2,3,-6,15,-42,( )A. -51B. -84C. 79D. 123
[试题]4,2,2,3,6,()A、6;B、8;C、10;D、15
[试题]2,2,3,6,15,()A、25;B、36;C、45;D、49
[单选题]3,6,15,87,( )A.442B.712C.932D.1302
[试题]1,3,3,6,7,12,15,()A.17;B.27;C.30;D.24;