11325719domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmallest number that contains the first n primes as substrings. Substrings can go from left to right or right to left.at n=7A240959Smallest number that contains the first n primes as substrings. Substrings can go from left to right or right to left.at n=8A240959Prime numbersat n=746591