# SERIESSUM

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## Content



This function returns the sum of a power series.

## Syntax

SERIESSUM(*x*,*n*,*m*,*coeff*)

## Arguments

This function has these arguments:

| **Argument** | **Description** |
| -------- | ----------- |
| *x* | Value to evaluate in the power series |
| *n* | Power to which to raise x |
| *m* | Step by which to increase n for each term in the series |
| *coeff* | Set of coefficients for the series (the values of a1, a2, ... ai) |

## Remarks

The power series formula is:
![Series Sum equation](https://cdn.mescius.io/document-site-files/images/0ed25d3e-6b2a-4cf0-8f1b-7ed5ab18cf12/artwork/func-seriessum.png)
where x, n, and m are the similarly named arguments and a is the *coeff* argument.

## Data Types

Accepts numeric data for all arguments. Returns numeric data.

## Examples

`SERIESSUM(34,3,2,A1:A6)`
`SERIESSUM(12,3,1,B2:B24)`

## Version Available

This function is available in product version 1.0 or later.

## See Also

[SUM](/spreadnet/docs/latest/online-formula/formulas-functionsall/formulas-functsRtoS/FunctionSUM) \| [Math and Trigonometry Functions](/spreadnet/docs/latest/online-formula/formulas-overview/formulas-functs/formulas-functtypes/formulas-functsmathtrig)