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· One min read

Show that the sum of the infinite series

log2elog4e+log16e+(1)nlog22ne+\log_{2}\mathrm{e}-\log_{4}\mathrm{e}+\log_{16}\mathrm{e}-\ldots+(-1)^{n}\log_{2^{2^{n}}}\mathrm{e}+\ldots

is

1ln(22)\frac{1}{\ln(2\sqrt{2})}

[ logab=c\log_{a}b=c is equivalent to ac=ba^{c}=b ]