Geometric Sequence Calculator (with steps)

Enter the values in the Geometric Sequence Calculator. The calculation steps are also included in the calculator.

The first term (a1) The common ratio (r) The number of terms (n)

Example of Using the Geometric Sequence Calculator

Assume that you have the values below, and your goal is to derive the nth term (an) as well as the sum of terms (sn):

  • The first term (a1) = 2
  • The common ratio (r) = 3
  • The number of terms (n) = 4

Enter the values in the calculator:

Geometric Sequence Calculator

Click on the “Calculate” button and you’ll get the following results:

Geometric Sequence Calculator