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https://oi-wiki.org/math/number-theory/prime/
“而且我们知道,若 n 为卡迈克尔数,则 m=2^{n}-1 也是一个卡迈克尔数,从而卡迈克尔数的个数是无穷的。”
这句话是错误的。 反例如下:
The text was updated successfully, but these errors were encountered:
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我正在访问这个页面
https://oi-wiki.org/math/number-theory/prime/
我发现页面有这样的问题
“而且我们知道,若 n 为卡迈克尔数,则 m=2^{n}-1 也是一个卡迈克尔数,从而卡迈克尔数的个数是无穷的。”
这句话是错误的。
反例如下:
The text was updated successfully, but these errors were encountered: