freeCodeCamp/curriculum/challenges/english/08-coding-interview-prep/project-euler/problem-131-prime-cube-partnership.english.md
Valeriy 79d9012432 fix(curriculum): quotes in tests (#18828)
* fix(curriculum): tests quotes

* fix(curriculum): fill seed-teardown

* fix(curriculum): fix tests and remove unneeded seed-teardown
2018-10-20 23:32:47 +05:30

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id, challengeType, title
id challengeType title
5900f3ef1000cf542c50ff02 5 Problem 131: Prime cube partnership

Description

There are some prime values, p, for which there exists a positive integer, n, such that the expression n3 + n2p is a perfect cube. For example, when p = 19, 83 + 82×19 = 123. What is perhaps most surprising is that for each prime with this property the value of n is unique, and there are only four such primes below one-hundred. How many primes below one million have this remarkable property?

Instructions

Tests

tests:
  - text: <code>euler131()</code> should return 173.
    testString: assert.strictEqual(euler131(), 173, '<code>euler131()</code> should return 173.');

Challenge Seed

function euler131() {
  // Good luck!
  return true;
}

euler131();

Solution

// solution required