Problem 2575. Sum of series I

• Created by Grzegorz Knor
• Appears in 2 groups

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By solving this problem, you will make progress in the following group(s)

Sequences & Series II

• 15 Problems
• 89 Finishers

Sum of series

• 10 Problems
• 862 Finishers

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What is the sum of the following sequence:

 Σ(2k-1) for k=1...n

for different n?

Solve

Solution Stats

49.86% Correct | 50.14% Incorrect

• 4011 Solutions
• 1855 Solvers

Last Solution submitted on Apr 16, 2025

Last 200 Solutions

Solution Comments

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