180563

Properties

Appears in sequences

• G.f.: 1/(1 - x/(1 - x^4/(1 - x^7/(1 - x^10/(1 - x^13/(1 - x^16/(1 -...- x^(3*n-2)/(1 -...)))))))), a continued fraction.at n=39A206737
• Smallest prime starting a sequence of 4 consecutive odd primes such that the center of the symmetrical gaps is 2n.at n=23A263171
• a(n) is the first prime p such that q*r mod p = q*r mod s = 12*n, where q,r,s are the next three primes after p.at n=26A338615
• Primes whose square is the sum of the cubes of four primes, not necessarily distinct.at n=25A353263
• Prime numbersat n=16390