85607

Properties

Appears in sequences

• Numbers k such that 197*2^k+1 is prime.at n=18A032475
• phi(s(n^3)) is a square, where s(n) is sigma(n)-n (A001065).at n=29A063798
• Primes that do not divide any term of the Lucas 5-step sequence A074048.at n=24A106301
• Sequence of Chen primes of the form (x*n+1)*(y*n+1)-2 in the order generated by A112229.at n=28A112230
• Prime numbersat n=8331