54217

Properties

Appears in sequences

• Primes p such that q-p = 34, where q is the next prime after p.at n=16A134116
• Prime numbers with gaps larger than 20 towards both neighboring primes.at n=21A163112
• Honaker primes of the form p = 2*k-1 with sum-of-digits(p) = sum-of-digits(k).at n=32A176111
• Odd primes which can never divide 2^a+2^b+1.at n=38A179113
• Primes of the form 7n^2 + 9.at n=13A201609
• Primes p with prime(p)^3 + 2*p^3 and p^3 + 2*prime(p)^3 both prime.at n=23A236574
• Primes P where the distance to the nearest prime is greater than 2*log(P).at n=36A330426
• Smallest prime factor q of (2^(p-1)-1) / (3*p) with prime p such that q is greater than p (increasing p, cf. A359387).at n=16A359650
• a(n) = Sum_{k=0..n} (-1)^(n - k) * A011971(n, k).at n=9A367775
• Prime numbersat n=5518