1598699

Properties

Appears in sequences

• Primes that remain prime through 5 iterations of function f(x) = 2x + 1.at n=9A023330
• Initial (unsafe) primes of Cunningham chains of first type with length exactly 6.at n=8A059766
• Primes of the form 4*k-1 such that 8*k-1, 16*k-1, 32*k-1 and 64*k-1 are also primes.at n=12A101995
• Prime numbersat n=121047