574219

Properties

Appears in sequences

• Indices of prime Lucas numbers.at n=56A001606
• Primes p such that floor(phi^p) is prime.at n=52A168033
• Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a^2 + 7*b^2.at n=27A216538
• Numbers n such that the n-th Lucas number is prime and can be written in the form a^2 + 3*b^2.at n=34A216554
• Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a^2 + 2*b^2.at n=7A216564
• Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a^2 + 5*b^2.at n=44A216565
• Numbers n such that the n-th Lucas number is prime and can be written in the form a^2 + b^2.at n=20A216567
• Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a^2 + 6*b^2.at n=40A216572
• Numbers n such that n-th Lucas number is prime, but cannot be written in the form a^2 + 10*b^2.at n=27A216576
• Prime numbersat n=47150