520363

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of function f(x) = 8x + 9.at n=13A023323
• Numbers k such that (2^k - 1)^2 - 2 = 4^k - 2^(k+1) - 1 is prime.at n=40A091515
• Prime numbersat n=43087