1 |
B1 |
1 |
B2 |
1 |
Bn |
b1 |
a1 |
b2 |
a2 |
bn |
an |
1 |
B1 |
1 |
B2 |
1 |
Bn |
1 |
12 |
1 |
22 |
1 |
32 |
1 |
n2 |
1 |
1×2 |
1 |
2×3 |
1 |
(n-1).n |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
n-1 |
1 |
n |
1 |
n |
1 |
B1 |
1 |
B2 |
1 |
Bn |
1 |
2 |
3 |
22 |
5 |
23 |
2n-1 |
2n |
1 |
2 |
1 |
22 |
3 |
23 |
5 |
24 |
2n-1 |
2n+1 |
1 |
2 |
1 |
2 |
1 |
22 |
1 |
23 |
2 |
23 |
2 |
2n |
2n-1 |
2n+1 |
1 |
2n-2 |
2n-1 |
2n |
1 |
2 |
3 |
22 |
4 |
23 |
7 |
24 |
37 |
16 |
1 |
S1 |
1 |
S2 |
1 |
S3 |
1 |
Sn |
1 |
2 |
2n-1 |
sn |
3 |
5 |
3an |
2an+1 |
1 |
1+x |
1 |
(1+x)2 |
2 |
3n |
n2 |
n+1 |
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