111667

Properties

Appears in sequences

• Numbers k such that 31*2^k-1 is prime.at n=34A050541
• Smaller of two consecutive prime numbers such that p1*p2*d - d = average of twin prime pairs, d (delta) = p2 - p1.at n=15A153378
• Numerators of upper primes-only best approximates (POBAs) to sqrt(5); see Comments.at n=13A265786
• Numerators of primes-only best approximates (POBAs) to sqrt(5); see Comments.at n=10A265788
• Least of three consecutive primes p, q, r such that p + q, p + r, q + r and p + q + r all have the same number of prime divisors, counted with multiplicity.at n=30A368785
• Prime numbersat n=10591