2313685

Appears in sequences

• Consider the first run of composites that contains at least two numbers whose largest prime factor is prime(n), n >= 2. a(n) is the first of these numbers.at n=15A137799
• Integers k such that the equation A034699(k)=x has more than one solution in the range [prevprime(k), nextprime(k)].at n=24A308752