1777515

Appears in sequences

• Numbers k such that 5*2^k + 1 is prime.at n=24A002254
• Numbers n such that 5*2^n + 1 is a prime factor of a generalized Fermat number 5^(2^m) + 1 for some m.at n=14A268662
• Numbers n such that 5*2^n + 1 is a prime factor of a generalized Fermat number 6^(2^m) + 1 for some m.at n=2A268663
• Numbers k such that 5*2^k + 1 is a prime factor of a generalized Fermat number 7^(2^m) + 1 for some m.at n=3A282945