1 |
x |
1 |
3 |
1 |
3 |
n2+1 |
n(n+1)(2n+1) |
n2+1 |
n(n+1)(2n+1) |
OB |
OC |
AP |
AB |
CE |
ED |
a |
a |
a | ||
|
2 | ||
|
2a | ||
|
3a | ||
|
1 |
3 |
n2+1 |
n(n+1)(2n+1) |
CE |
OB |
DE |
OC |
CE |
AP |
DE |
AB |
OB |
OC |
AP |
AB |
CE |
ED |
a |
a |
a | ||
|
2 | ||
|
3a | ||
|
2a | ||
|
3a | ||
|
2a | ||
|
3a | ||
|
1 |
3 |
CE |
OB |
DE |
OC |
CE |
AP |
DE |
AB |
OB |
OC |
AP |
AB |
CE |
ED |
2a |
a |
2a | ||
|
3a | ||
|
6a | ||
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5a | ||
|
6a | ||
|
5a | ||
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6a | ||
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5a | ||
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5 |
30 |
CE |
OB |
DE |
OC |
CE |
AP |
DE |
AB |
OB |
OC |
AP |
AB |
CE |
ED |
3a |
a |
10 |
84 |
CE |
OB |
DE |
OC |
CE |
AP |
DE |
AB |
OB |
OC |
AP |
AB |
CE |
ED |
4a |
a |
17 |
180 |
1 |
3 |
2 |
2¡Á3 |
12+1 |
1¡Á(1+1)¡Á(2+1) |
5 |
30 |
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180 |
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n(n+1)(2n+1) |
1 |
3 |
n2+1 |
n(n+1)(2n+1) |
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