Source: wikibot/lucas-carmichael-number
= Lucas–Carmichael number
{wiki=Lucas–Carmichael_number}
A Lucas–Carmichael number is a special type of composite number that generalizes the concept of Carmichael numbers. Specifically, a natural number \\( n \\) is referred to as a Lucas–Carmichael number if it satisfies the following conditions: 1. \\( n \\) is a composite number.