125211211

Properties

Appears in sequences

• Primes prime(k) such that prime(k)^2 + prime(k+1)^2 - 1 is a perfect square.at n=13A160054
• Primes prime(k) such that prime(k)^2 + prime(k+1)^2 - 1 is the square of a prime.at n=8A359414
• Prime numbersat n=7121427