84131

Properties

Appears in sequences

• Primes of the form p^2 + q^2 + A007918(p + q) - p - q, where p and q are consecutive primes.at n=4A129541
• Primes formed by concatenating p^2 with q, where p, q are consecutive primes.at n=3A258214
• (2,3,5,7)-primes (see comments for precise definition).at n=31A262728
• Primes that can be generated by the concatenation in base 8, in descending order, of two consecutive integers read in base 10.at n=26A287311
• Prime numbersat n=8201