171071domain: NAppears in sequencesFor increasing z > 0, integers, y - x, where x^3 + y^3 = z^3 + 1, with y > x > 1.at n=41A259753Numbers k such that 317*2^k+1 is prime.at n=9A322950Numbers with sum of digits equaling 17, divisible by 17, and containing the string "17".at n=25A346904