282429005041
domain: N
Appears in sequences
- Largest prime factor of 9^n + 1.at n=18A002592
- a(n) = n^12 - n^6 + 1.at n=9A060896
- Largest prime factor of 9^(2n)+1 (A063270).at n=9A063271
- 9^n - 3^n + 1.at n=12A155614
- Primes of the form k^6 - k^3 + 1.at n=8A175170
- Primes of the form Phi_k(3), the k-th cyclotomic polynomial evaluated at 3.at n=18A211874
- Primes of the form Phi(phi(k),3), the phi(k)-th Cyclotomic polynomial evaluated at 3, where phi is the Euler totient function.at n=9A211875
- Primes of the form Phi(k, -9), where Phi is the cyclotomic polynomial.at n=7A291991
- Primes of the form Phi(k, -3), where Phi is the cyclotomic polynomial.at n=20A292004
- Primes of the form Phi(k, 3), where Phi is the cyclotomic polynomial.at n=21A292007
- Primes of the form Phi(k, 9), where Phi is the cyclotomic polynomial.at n=5A292013
- a(n) = Sum_{d|n, d==1 mod 4} d^12 - Sum_{d|n, d==3 mod 4} d^12.at n=8A321828
- a(n) = Sum_{d|n, d==1 mod 4} d^12 - Sum_{d|n, d==3 mod 4} d^12.at n=17A321828
- a(n) = Sum_{d|n, n/d==1 mod 4} d^12 - Sum_{d|n, n/d==3 mod 4} d^12.at n=8A321836
- Smallest primitive prime factor of 9^n-1.at n=35A379642