17825791

Properties

Appears in sequences

• a(n) = 17*2^n - 1.at n=20A198275
• Least prime p such that p+1 is divisible by 2^n and not by 2^(n+1).at n=20A201914
• Primes of the form 4^k + 4^m - 1, where k and m are positive integers.at n=34A234310
• Primes of the form m = 4^i + 4^j - 1, where i > j >= 0.at n=28A239714
• Primes of the form 2^r * 17^s - 1.at n=16A292890
• Primes of the form q*2^h - 1, where q is a Fermat prime.at n=25A336116
• Prime numbersat n=1140879