81707domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes whose consecutive digits differ by 6 or 7.at n=26A048418Compressed discriminator of the factorial numbers.at n=39A272649a(1) = 2; a(n + 1) = smallest prime > a(n) such that a(n + 1) - a(n) is the product of 10 primes.at n=8A285694Prime numbersat n=7993