an |
1+an |
1 |
an |
a1 |
2 |
a2 |
3 |
a3 |
4 |
an |
n+1 |
1 |
a1 |
1 |
P |
|
1 |
P |
1 |
an |
1 |
p |
1 | ||
n+
|
|
1 | ||
n+
|
1 |
n |
a1 |
2 |
a2 |
3 |
a3 |
4 |
an |
n+1 |
1 |
2×1 |
1 |
3×2 |
1 |
4×3 |
1 |
(n+1)n |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
n |
1 |
n+1 |
1 |
n+1 |
A.4 | B.5 | C.6 | D.7 |
A.100 | B.75 | C.25 | D.50 |
A.21-n | B.22-n | C.2n-1 | D.2n-2 |
A.3 | B.6 | C.10 | D.9 |
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