Find the missing number&nbs

来源：学生作业帮编辑：拍题作业网作业帮分类：数学作业时间：2024/04/28 04:52:21

Find the missing number in the sequence：3，6，11，20，37，______，135．
Answer：______．

因为6=3×2-0；11=6×2-1；20=11×2-2；37=20×2-3；
所以下个数应该为：37×2-4=70；
验证：70×2-5=135正好是最后一个数；
故答案为：70

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