Arithmetic Sequence Calculator

Find nth term & sum of arithmetic series

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About Arithmetic Sequence Calculator

An arithmetic sequence calculator that finds the nth term, sum of n terms, common difference, and specific terms. Enter the first term and common difference to generate the full sequence. Shows the formula aₙ = a₁ + (n−1)d and Sₙ = n/2(2a₁ + (n−1)d). All calculations are client-side. Essential for algebra, financial series, and pattern recognition.

Arithmetic Sequence Calculator Features

  • Nth term
  • Sum formula
  • Common difference
  • Term list
  • Step-by-step

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