DLMF:26.13.E4
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Math Formula Information
Formula: Failed to parse (unknown function "\floor"): {\displaystyle d(n)=n!\sum_{j=0}^{n}(-1)^{j}\frac{1}{j!}=\floor{\frac{n!+\expe-2}{\expe}}.}
Name: DLMF:26.13.E4
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q7949