| 1 | 1 | 1 | n | ||||
+ | + ... + | = | |||||
| 1*2 | 2*3 | n*(n+1) | n+1 |
| 1 | 1 | 1 | ||||
L = | + | + ... + | = | |||
| 1*2 | 2*3 | n*(n+1) |
| 1 | 1 | 1 | 1 | 1 | ||||||
= 1 − | + | − | + ... + | − | = | |||||
| 2 | 2 | 3 | n | n+1 |
| 1 | n | |||
= 1 − | = | = P | ||
| n+1 | n+1 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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