828101

Properties

Appears in sequences

• Primes of form n^2 + mu(n), where mu is A008683.at n=21A062459
• The smallest prime p such that tau(p-1) + tau(p+1) = prime(n), or 0 if no such prime exists; where tau(k) is the number of divisors of k.at n=24A189536
• Numbers of the form n^2+1 such that 3^(m+3)==9 (mod m) where m=n^4-1.at n=10A212876
• Prime numbersat n=66033