Source: wikibot/factorial-prime
= Factorial prime
{wiki=Factorial_prime}
A factorial prime is a specific type of prime number that can be expressed in the form \\( n! \\pm 1 \\), where \\( n! \\) represents the factorial of a non-negative integer \\( n \\). The two forms are \\( n! - 1 \\) and \\( n! + 1 \\). For example: - For \\( n = 0 \\): \\( 0!