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Find how many times each number between N and M can be expressed as a sum of a pair of primes
| Author | Votes | Δ |
|---|---|---|
| user2357112 | 4 | +1.14 |
| deviantfan | 2 | +0.39 |
| Andreas | 1 | -1.53 |
Last visited: Jan 3, 2016, 1:01:53 AM