49433

Properties

Appears in sequences

• Primes that remain prime through 3 iterations of function f(x) = 2x + 7.at n=30A023275
• Least k such that the difference between consecutive semiprimes A065516(k) equals n, or 0 if no such k exists.at n=33A123375
• Number of partitions of 9*n-8 into parts having in decimal representation digital root 1.at n=34A156145
• Primes having only {3, 4, 9} as digits.at n=45A199349
• Number of secondary structures of size n having no stacks of length 1.at n=22A202840
• Numbers n such that abs(n - 4^k) is prime for k = 1..8.at n=12A281047
• Prime numbersat n=5080