That refers to the sum of an arithmetic series.
44
Assuming the series is 1 + 3 + 5 + ... + 25, the answer is 169.
sum(1/(n^2+1))
If you don't want to add them one by one, you can use the formula for the sum of an arithmetic series.
An arithmetic series is the sum of the terms in an arithmetic progression.
That refers to the sum of an arithmetic series.
44
An arithmetic sequence is a list of numbers which follow a rule. A series is the sum of a sequence of numbers.
Assuming the series is 1 + 3 + 5 + ... + 25, the answer is 169.
The sum of the numbers divided by the number of numbers.
sum(1/(n^2+1))
If you don't want to add them one by one, you can use the formula for the sum of an arithmetic series.
You can use the formula for an arithmetic series for that.
495
=sum()
You can just go ahead and add them. Or you can use the formula for an arithmetic series.