N-squared plus 1 conjecture

The n-squared plus 1 conjecture is a famous conjecture in Number theory. It is one of the four great unsolved conjectures in Number Theory collectively known as Landau's Problems.

Statement

There are infinitely many primes in the form , where is a positive integer.

See also

• Goldbach Conjecture
• Twin Prime Conjecture
• Legendre Conjecture
• Landau's Problems

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