183091

Properties

Appears in sequences

• n consecutive primes differ by a multiple of 4 starting at a(n).at n=8A054678
• First occurrence of run of primes congruent to 3 mod 4 of exactly length n.at n=9A055624
• Initial prime in first sequence of n primes congruent to 3 modulo 4.at n=9A057619
• Duplicate of A055624.at n=9A092568
• Primes whose trajectories under the map x -> A039951(x) enter the cycle {83, 4871} (conjectured).at n=26A252812
• Primes p with p-1, p+1, prime(p)-1 and prime(p)+1 all practical.at n=22A257924
• Initial prime in the least set of exactly n+1 consecutive primes with n gaps all multiples of 4.at n=8A259360
• Array read by downward antidiagonals: for m >= 3 and n >= 1, T(m,n) is the first prime that starts a string of exactly n consecutive primes that are congruent (mod m).at n=56A359272
• Prime numbersat n=16591