371027

Properties

Appears in sequences

• a(n) = 2*p + 2*n - 1, where p is the least prime such that next_prime(2*p) - 2*p = 2*n - 1.at n=36A059847
• Primes p such that p+2, p*(p+2)+18 and p*(p+2)+20 are also prime.at n=27A130737
• a(n) is the smallest prime q such that, for the previous prime p and the following prime r, the fraction (r-q)/(q-p) has denominator n in lowest terms.at n=38A179234
• a(n) is the smallest prime q such that (q-p)/(r-q) = n, where p<q<r are consecutive primes (or 0 if none exist).at n=38A179256
• Prime numbers of the form p*q + q*r + r*s with p,q,r,s consecutive primes.at n=11A287653
• Prime numbersat n=31593