56527

Properties

Appears in sequences

• a(n) and a(n)+4^k are primes at least for k=1,2,3,4.at n=20A049494
• Primes generated by pairwise averages of terms in A115760.at n=24A115782
• Primes whose hexadecimal representation contains only consonants.at n=34A238090
• a(n) is the smallest prime k such that (prime(n), k, u, v) are the vertices of a square in Ulam's spiral, where k < u < v are all primes; or -1 if there is no such k.at n=3A383595
• Prime numbersat n=5733