Formula
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a1
initial term
Sn
arithmetic series, sum of n elements
an
n-th term
n
number of elements
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Initial term of arithmetic progression or arithmetic sequence (given n-th term,arithmetic series)
Formula description
In mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. For instance, the sequence 3, 5, 7, 9, 11, 13, ... is an arithmetic progression with common difference 2. The sum of the members of a finite arithmetic progression is called an arithmetic series.
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Sn
an
n
a1
Precision
Formula code
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