1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
2 |
3 |
1 |
3 |
|
|
6×2 |
32 |
6×3 |
33 |
6×4 |
34 |
6×n |
3n |
2 |
32 |
3 |
33 |
4 |
34 |
n |
3n |
2 |
32 |
3 |
33 |
4 |
34 |
n |
3n |
1 |
3 |
2 |
33 |
3 |
34 |
4 |
35 |
n-1 |
3n |
n |
3n+1 |
2 |
3 |
2 |
32 |
1 |
33 |
1 |
34 |
1 |
3n |
n |
3n+1 |
2 |
9 |
| ||||
1-
|
n |
3n+1 |
5 |
18 |
1 |
2 |
1 |
3n |
n |
3n+1 |
5 |
12 |
3 |
4 |
1 |
3n |
1 |
2 |
n |
3n |
2 |
32 |
3 |
33 |
4 |
34 |
n |
3n |
5 |
12 |
3 |
4 |
1 |
3n |
1 |
2 |
n |
3n |
3 |
2 |
1 |
2 |
9 |
3n |
3n |
3n |
3 |
2 |
1 |
2 |
9 |
3n |
3n |
3n |
1 |
1×4 |
1 |
4×7 |
1 |
7×10 |
1 |
(3n-2)(3n+1) |
A.
| B.
| C.
| D.
|
1 |
anan=1 |
1 |
2 |
1 |
a1 |
1 |
a2 |
1 |
an |
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