| 100 |
| n=1 |
| 10 |
| n=1 |
| n(n+1) |
| 1×2 |
| 2×3 |
| 9×10 |
| 10×11 |
| 2012 |
| n=1 |
1+
|
1+1+
|
1+
|
1+
|
| 1 |
| 4 |
| 9 |
| 4 |
| 1 |
| 4 |
| 1 |
| 9 |
| 49 |
| 36 |
| 1 |
| 9 |
| 1 |
| 16 |
| 169 |
| 144 |
| 1 |
| 20122 |
| 1 |
| 20132 |
| (2012×2013+1)2 |
| (2012×2013)2 |
| 3 |
| 2 |
| 7 |
| 6 |
| 13 |
| 12 |
| 2012×2013+1 |
| 2012×2013 |
| 1 |
| 2 |
| 1 |
| 6 |
| 1 |
| 12 |
| 1 |
| 2012×2013 |
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 3×4 |
| 1 |
| 2012×2013 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 2012 |
| 1 |
| 2013 |
| 1 |
| 2013 |
| 1 |
| 2013 |
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