Please help to give me the answer for ?
6-24-60-120-?-336
奧數 Answer
2006-10-22 7:25 am
回答 (1)
2006-10-22 7:40 pm
✔ 最佳答案
6 = 2 * 3 = 2 * (1 + 2)24 = 4 * 6 = 2(2) * (1 + 2 + 3)
60 = 6 * 10 = 2(3) * (1 + 2 + 3 + 4)
120 = 8 * 15 = 2(4) * (1 + 2 + 3 + 4 + 5)
210 = 10 * 21 = 2(5) * (1 + 2 + 3 + 4 + 5 + 6)
336 = 12 * 28 = 2(6) * (1 + 2 + 3 + 4 + 5 + 6 + 7)
? = 210
收錄日期: 2021-04-13 13:25:43
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061021000051KK06259