nπ |
3 |
nπ |
3 |
S3n |
n•4n |
nπ |
3 |
nπ |
3 |
2nπ |
3 |
2nπ |
3 |
12+22 |
2 |
42+52 |
2 |
(3k-2)2+(3k-1)2 |
2 |
13 |
2 |
31 |
2 |
18k-5 |
2 |
k(4+9k) |
2 |
k(4-9k) |
2 |
k(4-9k) |
2 |
(3k-1)2 |
2 |
1 |
2 |
3k-2 |
3 |
1 |
6 |
|
S3n |
n•4n |
9n+4 |
2•4n |
1 |
2 |
13 |
4 |
22 |
42 |
9n+4 |
4n |
1 |
2 |
22 |
4 |
9n+4 |
4n-1 |
1 |
2 |
9 |
4 |
9 |
4n-1 |
9n+4 |
4n |
1 |
2 |
| ||||
1-
|
9n+4 |
4n |
1 |
22n-3 |
9n |
22n+1 |
8 |
3 |
1 |
3•22n-3 |
3n |
22n+1 |
1 |
Sn+1-1 |
c1 |
a1 |
c2 |
a2 |
c3 |
a3 |
cn |
an |
S2 |
b2 |
1 |
Sn |
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