DLMF:24.8.E9
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Math Formula Information
Formula: Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle {}\EulernumberE{2n}=(-1)^{n}\sum_{k=1}^{\infty}\frac{k^{2n}}{\cosh@{\tfrac{1}{2}\pi k}}-4\sum_{k=0}^{\infty}\frac{(-1)^{k}(2k+1)^{2n}}{e^{2\pi(2k+1)}-1},}
Name: DLMF:24.8.E9
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q7496