196439domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes that are the sum of two Fibonacci numbers.at n=36A178576Primes that have two terms in their Zeckendorf representation.at n=28A182569Numbers N such that concatenation of N, N, and x generates a prime for x=1 and x=3 and x=7 and x=9.at n=27A210515Prime numbersat n=17690