which number should come next in this series?3,5,8,13,21,……
问题描述:
which number should come next in this series?
3,5,8,13,21,……
答
34
斐波那契数列的一部分
答
3+5=8;
5+8=13;
8+13=21;
13+21=34
答
34
答
前两数之后等于后一个数
3+5=8,5+8=13....
所以13+21=34