# Period N (PERIODN)

> QuantNexus indicator page for a generic period helper.

**Route**: `/quantnexus/indicators/periodn/`

## What It Does

PERIODN is a generic period-based helper indicator exposed in the catalog for rolling-window workflows.

## Formula

`Output = period-based helper value`

## Parameters

- `period` - default `14`

## C++23 API

```cpp
#include <nonabt/indicators/periodn.hpp>
auto periodN = std::make_unique<nonabt::PERIODN>(data().close(), 14);
```

## Common Usage

- Use it as a utility in derived indicator pipelines.
- Treat it as an input helper rather than a primary signal.
- Keep downstream interpretation explicit.