2n+1 |
2 |
2n-1 |
2x |
1 | ||
|
1 | ||
|
1 | ||
|
1 |
2 |
1 |
2 |
(2n+1)x•
|
4n2-1 |
2n-1 |
x |
|
4n2-1 |
4n2-1 |
1 | ||
|
1 |
4n2-1 |
1 |
2 |
1 |
2n-1 |
1 |
2n+1 |
1 | ||
|
1 | ||
|
1 | ||
|
1 |
2 |
1 |
3 |
1 |
3 |
1 |
5 |
1 |
2n-1 |
1 |
2n+1 |
1 |
2 |
1 |
2n+1 |
1 |
2 |
ai-aj |
2(i-j) |
| ||||
2(i-j) |
4(i2-j2) | ||||
2(i-j)(
|
2(i+j) | ||||
|
2(i+j) | ||||
|
Sn |
n |
1 |
2 |
|
3 |
5 |
A.
| B.
| C.
| D.
|
2 |
3 |
3an-1 |
3+2an-1 |
A.
| B.cos
| C.cos
| D.cos
|
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