bn |
an |
bn |
an |
n |
2n |
1 |
21 |
2 |
22 |
n |
2n |
1 |
2 |
1 |
2 |
1 |
22 |
2 |
23 |
n-1 |
2n |
n |
2n+1 |
1 |
2 |
1 |
21 |
1 |
22 |
1 |
2n |
n |
2n+1 |
1 |
2n |
n |
2n+1 |
n+2 |
2n+1 |
n+2 |
2n |
2(4m-1) |
4-1 |
2m-1 |
2-1 |
1 |
3 |
1 |
3 |
n |
an |
an+1+an-1 |
an+1-an+1 |
an |
n+c |
1 |
S1 |
1 |
S2 |
1 |
Sn |
4x |
4x+2 |
1 |
2015 |
2 |
2015 |
3 |
2015 |
2014 |
2015 |
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