577937domain: NPropertiesPrimalityPrimeyesAppears in sequencesFinal prime in first term of A019518 that is divisible by 7^n.at n=5A185656Lower twin primes p such that 6*p-1 and 6*p+1 are twin primes and (p+1)/6 is prime.at n=11A358202Primes which satisfy the requirements of A380943 in exactly three ways.at n=3A383812Prime numbersat n=47431