122849

Properties

Appears in sequences

• Primes of the form p^2 +3p + 1, where p is also a prime.at n=26A165944
• Primes of the form floor( (k*(sqrt(3)*k-1))/sqrt(2) ).at n=32A180449
• Primes of the form n^2-n-1 (for some n) such that p^2-p-1 is also prime.at n=27A237642
• a(1) = 1; a(n+1) = Sum_{d|n, n/d odd} a(d)^(n/d).at n=53A307780
• Prime numbersat n=11551