dave on Nostr: 單數就是除了0以外，只能被1和自己整除的數字。 單數： 1, 3, 5, ...
單數就是除了0以外，只能被1和自己整除的數字。
單數：
1, 3, 5, 7, 9, 11, 13, 15, 17, 19
可見單數和質數數量大致相等。
Published at
2023-02-08 18:39:42Event JSON
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