1865159domain: NPropertiesPrimalityPrimeyesAppears in sequencesPalindromic primes in bases 2 and 8.at n=15A056145Lesser of Gridgeman pairs in base 8 in increasing order: pairs of primes palindromic in base 8 which differ only in their middle digits by a difference of 1.at n=30A246871Prime numbersat n=139609