What is the result of adding a HP series to a fraction sequence?

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The discussion focuses on calculating the sum of a harmonic series, specifically the sequence 1/5 + 1/7 + ... + 1/401. Participants suggest using the Euler-product formula with a(n) = n^(-s-1) for theoretical insights, while also recommending computational methods for explicit results. A practical approach includes averaging the sum of the first 200 terms of the series by calculating (1/2 + 1/3 + 1/4 + ... + 1/200)/2.

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1/5 + 1/7 + ..... + 1/401
 
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Hey Puneeth423.

Try considering the Euler-product with a(n) = n^(-s-1) or if you want to find the result explicitly use a computer.
 
Try adding (1/2 + 1/3 + 1/4 + .. + 1/200)/2.
 

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