--- id: 5900f4621000cf542c50ff74 challengeType: 5 title: 'Problem 245: Coresilience' videoUrl: '' localeTitle: '' --- ## Description undefined ## Instructions undefined ## Tests
```yml tests: - text: '' testString: 'assert.strictEqual(euler245(), 288084712410001, "euler245() should return 288084712410001.");' ```
## Challenge Seed
```js function euler245() { // Good luck! return true; } euler245(); ```
## Solution
```js // solution required ```