回複：回複：What number is missing from the following sequence?

來源: rosejoy 於 2009-01-08 17:46:40 [] [舊帖] [給我悄悄話] 閱讀數 : (50 bytes)
回答: What number is missing from the following sequence? 由 rosejoy 於 2009-01-08 17:14:38

Thank you so much, Can you tell me why is "601"?

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