47499domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(248).at n=10A041465a(n) = 76*n^2 - 1.at n=24A158765Numbers n such that n!8 + 2 is prime.at n=58A204663Numbers k such that (266*10^k - 11) / 3 is prime.at n=26A277066