a |
a-1 |
2Sn |
an |
1 |
1+an |
1 |
1-an+1 |
1 |
3 |
an |
an-1 |
2•
| ||
an |
(3a-1)an-2a |
an(a-1) |
3a+2 |
a |
3a2+2a+2 |
a2 |
3a+2 |
a |
3a2+2a+2 |
a2 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 | ||
1+(
|
1 | ||
1-(
|
3n |
3n+1 |
3n+1 |
3n+1-1 |
3n+1-1 |
3n+1 |
3n+1-1+1 |
3n+1-1 |
1 |
3n+1 |
1 |
3n+1-1 |
1 |
3n+1 |
1 |
3n+1-1 |
1 |
3n+1 |
1 |
3n |
1 |
3n+1-1 |
1 |
3n+1 |
1 |
3n+1 |
1 |
3n+1-1 |
1 |
3n |
1 |
3n+1 |
1 |
3n+1 |
3 |
3n+1-1 |
1 |
3n |
1 |
3n+1 |
1 |
3 |
1 |
32 |
1 |
32 |
1 |
33 |
1 |
3n |
1 |
3n+1 |
1 |
3 |
1 |
32 |
1 |
32 |
1 |
33 |
1 |
3n |
1 |
3n+1 |
1 |
3 |
1 |
3n+1 |
1 |
3 |
1 |
3 |
A.16 | B.32 | C.48 | D.64 |
A.27 | B.-18 | C.-27 | D.24 |
A.1 | B.-
| C.1或-
| D.1或
|
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