511213

Properties

Appears in sequences

• a(n) = the first prime in the orbit of n under f(n) = n + the first prime > n, or 0 if no such prime exists.at n=26A089750
• Primes p whose binary representation p_2 is the decimal representation of a prime q; and also the sum of the decimal digits of p equals the sum of the digits of p_2.at n=26A281299
• Prime numbersat n=42384