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Apr 19, 2022 at 12:57 history edited Seva CC BY-SA 4.0
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Apr 3, 2022 at 20:35 history edited Seva CC BY-SA 4.0
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Mar 31, 2022 at 19:43 history edited Seva CC BY-SA 4.0
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Mar 31, 2022 at 17:39 history edited Seva CC BY-SA 4.0
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Mar 31, 2022 at 17:20 comment added David E Speyer The conclusion has the same order of magnitude I suggest in my comment above, though: By Stirling's approximation, $\sqrt{(2n)!} \approx \sqrt{(2n/e)^{2n}} = 2^n (n/e)^n \approx 2^n n!$.
Mar 31, 2022 at 16:21 history answered Seva CC BY-SA 4.0