67499

Properties

Appears in sequences

• Primes of the form 3*m^2 - 1.at n=34A089682
• Primes of the form 12*n^2-1.at n=33A143830
• a(n) = prime(k) with k = n^2 + prime(n)^2.at n=21A243892
• Primes of the form 2^a * 3^b * 5^c - 1 for positive a, b, c.at n=44A293425
• Numbers k such that 3*10^k + 67 is prime.at n=22A295328
• Primes p such that p^11 - 1 has 8 divisors.at n=20A342067
• Integers k such that 28*phi(29*197^3*k) is not a totient number where phi is the totient function.at n=18A361396
• Prime numbersat n=6725