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Harmonic Progression n-th Term Calculator

h_n = 1 / (a + (n − 1) · d), where 1/h is an arithmetic progression.

Compute the n-th term of a harmonic progression — a sequence whose reciprocals form an arithmetic progression with first term a and common difference d: h_n = 1 / (a + (n − 1) · d).

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

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Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

h_n = 1 / (a + (n − 1) · d)

In depth

Compute the n-th term of a harmonic progression — a sequence whose reciprocals form an arithmetic progression with first term a and common difference d: h_n = 1 / (a + (n − 1) · d).