Find the number of positive integers $n \le 1000$ that can be expressed in the form
\[\lfloor x \rfloor + \lfloor 2x \rfloor + \lfloor 3x \rfloor = n\]for some real number $x.$
Question:
Find the number of positive integers $n \le 1000$ that can be expressed in the form
\[\lfloor x \rfloor + \lfloor 2x \rfloor + \lfloor 3x \rfloor = n\]for some real number $x.$
Answer:
Let's think step by step.

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Find the number of positive integers $n \le 1000$ that can be expressed in the form
\[\lfloor x \rfloor + \lfloor 2x \rfloor + \lfloor 3x \rfloor = n\]for some real number $x.$
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