754974721domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form n*2^phi(n)+1 with phi the Euler function.at n=13A046154a(n) is the least prime p such that p-1 is divisible by 2^n and not by 2^(n+1).at n=24A057775Prime numbersat n=38946356