11188759domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes followed by a gap of 130 = nextprime(p)-p.at n=1A204802Smaller of two consecutive primes p and q, both ending with 9, such that q - p = 10*n, or -1 if no such primes exist.at n=12A381511Prime numbersat n=738182