97927domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers in Morse code, with 1 for a dot, 2 for a dash and 0 between digits/letters and then converted from base 3 to base 10.at n=29A060110Primes p such that 100*p+1, 100*p+3, 100*p+7, and 100*p+9 are all prime.at n=14A236042Prime numbersat n=9412