71899

Properties

Appears in sequences

• In this sequence each prime ends a prime century. Place a 0 between the final two digits, and raise the 100s digit by 1, to form the first prime of the next century.at n=10A156083
• a(n) = gpf(1 + Product_{k=0..4} prime(n+k)), where gpf is greatest prime factor and prime(i) is the i-th prime.at n=21A261210
• Least prime in a string of exactly n consecutive primes with primitive root 2, or 0 if no such prime exists.at n=8A358980
• Prime numbersat n=7117