476101

Properties

Appears in sequences

• Primes of form n^2 + mu(n), where mu is A008683.at n=19A062459
• Primes p such that sigma(p-1)+sigma(p+1) is prime.at n=17A067464
• Primes p such that all prime factors of p-1 have exponent 2.at n=30A089195
• Primes associated with A127435.at n=31A127436
• Primes of the form 9*n^2 + 1.at n=29A156226
• 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=29A189536
• Number of isomorphism classes of nanocones with 4 pentagons and a symmetric boundary of length n.at n=33A198015
• Prime numbersat n=39716