828 B
828 B
id | title | challengeType | forumTopicId | dashedName |
---|---|---|---|---|
5900f4de1000cf542c50fff1 | Problem 370: Geometric triangles | 5 | 302032 | problem-370-geometric-triangles |
--description--
Let us define a geometric triangle as an integer sided triangle with sides a ≤ b ≤ c so that its sides form a geometric progression, i.e. b2 = a · c .
An example of such a geometric triangle is the triangle with sides a = 144, b = 156 and c = 169.
There are 861805 geometric triangles with perimeter ≤ 106 .
How many geometric triangles exist with perimeter ≤ 2.5·1013 ?
--hints--
euler370()
should return 41791929448408.
assert.strictEqual(euler370(), 41791929448408);
--seed--
--seed-contents--
function euler370() {
return true;
}
euler370();
--solutions--
// solution required