252420

Appears in sequences

• Numbers k such that prime(k) +/- k and prime(k) +/- 2k are all primes.at n=30A112530
• Numbers n such that prime(n) +- n, prime(n) +- 2n and prime(n) +- 3n are all primes.at n=0A113567
• Least number k such that k is a multiple of A034386(2*n) and p-(n-1)*k, p-(n-2)*k, ... p-2*k, p-k, p, p+k, p+2*k, ... p+(n-2)*k, and p+(n-1)*k are all prime, with p being the k-th prime.at n=3A113569