2164229

Properties

Appears in sequences

• Primes that remain prime through 5 iterations of function f(x) = 2x + 1.at n=12A023330
• Initial (unsafe) primes of Cunningham chains of first type with length exactly 7.at n=1A059767
• Numbers n such that n remains prime through 6 iterations of function f(x) = 2x + 1.at n=1A278932
• Prime numbersat n=160249