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calculate-n-2-1-n-n-4-1-




Question Number 79098 by mathmax by abdo last updated on 22/Jan/20
calculate Σ_(n=2) ^∞  (((−1)^n )/(n^4 −1))
$${calculate}\:\sum_{{n}=\mathrm{2}} ^{\infty} \:\frac{\left(−\mathrm{1}\right)^{{n}} }{{n}^{\mathrm{4}} −\mathrm{1}} \\ $$

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