最新提问
我的动态
登录后查看动态
题目内容双击单词支持查询和收藏哦～
The sequence of numbers $$S={s_1,s_2,s_3…}$$ is defined by $$s_1=2,s_2=10$$, and for each positive integer n greater than or equal to 3. For example, $$s_3=102$$. What is the greatest value of n for which sn has 2,000 or fewer digits?
D显示答案
以上解析由 考满分老师提供。
