27590

Appears in sequences

• Smallest k such that k^2 + 1 is divisible by A002144(n)^3.at n=6A145296
• Numbers x such that 0 < |x^9 - y^2| < x^(7/2) for some number y.at n=7A173349
• a(n) is smallest number such that a(n)^2 + 1 is divisible by 53^n.at n=3A218715
• Numbers n such that n^2 + 1 has two distinct prime divisors less than n.at n=27A263876
• Bases b for which there exists an integer y such that y^3 in base b looks like [c,d,c,d] for some base-b digits c, d.at n=48A290176