Problem 251
Cardano Triplets

A triplet of positive integers (a,b,c) is called a Cardano Triplet if it satisfies the condition:

For example, (2,1,5) is a Cardano Triplet.

There exist 149 Cardano Triplets for which a+b+c ≤ 1000.

Find how many Cardano Triplets exist such that a+b+c ≤ 110,000,000.

These problems are part of Project Euler and are licensed under CC BY-NC-SA 2.0 UK