---
id: 5900f4c71000cf542c50ffd8
challengeType: 5
title: 'Problem 346: Strong Repunits'
videoUrl: ''
localeTitle: ''
---

## Description
undefined

## Instructions
undefined

## Tests
<section id='tests'>

```yml
tests:
  - text: ''
    testString: 'assert.strictEqual(euler346(), 336108797689259260, "<code>euler346()</code> should return 336108797689259260.");'

```

</section>

## Challenge Seed
<section id='challengeSeed'>

<div id='js-seed'>

```js
function euler346() {
  // Good luck!
  return true;
}

euler346();

```

</div>



</section>

## Solution
<section id='solution'>

```js
// solution required
```
</section>