8108731

Properties

Appears in sequences

• a(n) = largest prime factor of n^n - 1.at n=12A006486
• Triangle of Gaussian binomial coefficients [ n,k ] for q = 14.at n=29A022178
• a(n) = 1111111 in base n.at n=13A053716
• Primes of the form n^6 + n^5 + n^4 + n^3 + n^2 + n + 1.at n=6A088550
• Generalized repunits in base 14.at n=6A135519
• Legal generalized repunit prime numbers.at n=21A179625
• Primes of the form k^6 + k^5 + k^4 + k^3 + k^2 + k + 1 where k is nonprime.at n=2A194194
• Primes of the form (k^p-1)/(k-1) not having representation in the form (m^q+1)/(m+1), where k,m > 1 and p,q > 2.at n=22A225148
• Primitive prime factors of the cyclotomic polynomial sequence Phi(7,k) in the order in which they occur.at n=16A256146
• a(n) = 1 + sigma(n) + sigma(n)^2 + sigma(n)^3 + sigma(n)^4 + sigma(n)^5 + sigma(n)^6.at n=12A259251
• Primes of the form: 1 + sigma(n) + sigma(n)^2 + sigma(n)^3 + sigma(n)^4 + sigma(n)^5 + sigma(n)^6.at n=4A259253
• Prime numbersat n=546554