1 |
2 |
|
nf(n+1) |
f(n) |
|
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
| ||||
1-
|
1 |
2 |
n+2 |
2n+1 |
n+2 |
2n |
nf(n+1) |
f(n) |
n•(
| ||
(
|
1 |
2 |
1 |
2 |
1 |
2 |
n |
2 |
n(n+1) |
4 |
8 |
3 |
3-n[1+(-1)n] |
2 |
1 |
n |
1 |
2 |
bn |
2n |
1 |
2 |
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