618637

Properties

Appears in sequences

• Where prime race 4m-1 vs. 4m+1 is tied.at n=33A007351
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 54.at n=27A031642
• Consecutive Pythagorean primes p = A002144(r) and q = A002144(r+1) such that q - p > log(p)^2. The number a(n) is the n-th value of p.at n=19A216924
• Prime numbersat n=50517