---
id: 5900f5271000cf542c510039
challengeType: 5
title: 'Problem 442: Eleven-free integers'
videoUrl: ''
localeTitle: 问题442：十一个整数
---

## Description
undefined

## Instructions
<section id="instructions">
</section>

## Tests
<section id='tests'>

```yml
tests:
  - text: ''
    testString: 'assert.strictEqual(euler442(), 1295552661530920200, "<code>euler442()</code> should return 1295552661530920200.");'

```

</section>

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

<div id='js-seed'>

```js
function euler442() {
  // Good luck!
  return true;
}

euler442();

```

</div>



</section>

## Solution
<section id='solution'>

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