bn |
2n |
c1 |
b1+2 |
c2 |
b2+22 |
c3 |
b2+23 |
cn |
bn+2n |
bn |
2n |
6bn-1+2n+1 |
2n |
bn-1 |
2n-1 |
bn-1 |
2n-1 |
b1 |
21 |
bn |
2n |
bn |
2n |
c1 |
b1+2 |
c1 |
b2+22 |
c3 |
b3+23 |
cn |
bn+2n |
c1 |
b1+2 |
c1 |
b2+22 |
c3 |
b3+23 |
cn-1 |
bn-1+2n-1 |
cn |
bn+2n |
c1 |
b1+2 |
|
6(62010-1) |
6-1 |
2•62011+18 |
5 |
2 |
5 |
1 |
Sn |
a |
b |
a |
b |
a |
b |
7 |
a |
b |
1 |
an+1 |
1 |
an |
1 |
2 |
1 |
2 |
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