1,2,3,5,7,11,?,17,19
?=..
maths
2008-01-20 5:56 am
回答 (3)
2008-01-20 6:15 am
✔ 最佳答案
13(they are prime numbers)
2008-01-20 10:11 pm
15
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收錄日期: 2021-04-13 15:00:00
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080119000051KK03997