--- id: 5900f53c1000cf542c51004e challengeType: 5 title: 'Problem 463: A weird recurrence relation' videoUrl: '' localeTitle: 'Задача 463: странное рекуррентное соотношение' --- ## Description undefined ## Instructions undefined ## Tests
```yml tests: - text: '' testString: 'assert.strictEqual(euler463(), 808981553, "euler463() should return 808981553.");' ```
## Challenge Seed
```js function euler463() { // Good luck! return true; } euler463(); ```
## Solution
```js // solution required ```