41242

Appears in sequences

• Numerators of continued fraction convergents to sqrt(166).at n=10A041306
• sigma(n)-phi(n) and sigma(n)+phi(n) are two palindromes greater than 2.at n=6A116031
• a(n) = number of primes of the form k^n - m^k where k > m > 0.at n=37A242113