Initial term of arithmetic progression or arithmetic sequence (given n-th term and common difference)

Formula

Initial term of arithmetic progression or arithmetic sequence (given n-th term and common difference) formula
a1
initial term, first term
an
n-th term
d
common difference
n
number of elements

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.

Calculator (how to use calculator?)

Initial term of arithmetic progression or arithmetic sequence (given n-th term and common difference) formula
an
d
n
a1
Precision

Formula code

  • C
  • C#
  • C++
  • Java
  • JavaScript
  • LaTeX
  • PHP







References

  1. wikipedia: arithmtic progression.

Comment or add more code

If you cannot find the formula or calculator you want, please tell us what you want and we will add it for you ASAP. If you want anything else or find any error on this page, please just let us know. If you know the formula in other languages, you are welcome to add it. Thanks for contributing to wikicalculator.com!
  • Comment
  • Add code for the formula
Please help us do better by providing your opinions(<= 500 characters):
Language:(<= 500 characters)