--- id: 5900f5001000cf542c510012 challengeType: 5 title: 'Problem 404: Crisscross Ellipses' videoUrl: '' localeTitle: '' --- ## Description undefined ## Instructions undefined ## Tests ```yml tests: - text: '' testString: 'assert.strictEqual(euler404(), 1199215615081353, "euler404() should return 1199215615081353.");' ``` ## Challenge Seed ```js function euler404() { // Good luck! return true; } euler404(); ``` ## Solution ```js // solution required ```
euler404()