In the sequence 2,5,4,10,6,15,p,q,...What are the values of p and

题目

In the sequence 2,5,4,10,6,15,p,q,...What are the values of p and

答案

8,20
分析：第1,3,5个数是：2,4,6所以下一个是8.同样,第2,4,6个数是：5,10,15,所以下一个是20.