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Answers and rating deltas for
How to calculate "Sn = 1*1+2*2+3*3+...+n*n " (N>=1)
| Author | Votes | Δ |
|---|---|---|
| Johan Råde | 5 | +0.30 |
| Anirudh Ramanathan | 5 | -0.04 |
Last visited: Sep 14, 2014, 5:07:29 AM