123209domain: NPropertiesPrimalityPrimeyesAppears in sequencesCommon factors of 2^p-1 and the p-th Fibonacci number, p prime.at n=5A080051Primes of the form n^2+8.at n=28A138338Primes of the form 10*k^2 - 1.at n=18A143828Primes that can be written as a sum of a positive square and a positive cube in more than two ways.at n=14A206606Prime numbersat n=11580