58879

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 47 ones.at n=10A031815
• Composite numbers not divisible by 2 which in base 4 contain their largest proper factor as a substring.at n=19A063145
• a(n) = position of the first occurrence of n in A245714.at n=33A245723
• Numbers k such that (prime(j)-1)^2 + 1 is prime for k <= j <= k + 2.at n=36A376522