1664101

Properties

Appears in sequences

• Primes of the form p*q+2 where p and q are consecutive primes.at n=28A048880
• Primes of form pq + 2 where p and q are twin primes.at n=8A051779
• Primes of form n^2 + mu(n), where mu is A008683.at n=26A062459
• Primes of form (prime(n)^2 + prime(n+1)^2)/2.at n=26A093343
• Prime averages of two successive perfect prime powers.at n=19A131697
• Primes of the form prime(x)*prime(x+1) + (prime(x+1)-prime(x)).at n=36A140121
• First of two consecutive (primes of the form n^2+1) with no semiprime of the same form between them.at n=21A242109
• Primes of the form (p + q)^2 + 1, where p and q are consecutive primes.at n=21A244095
• Prime numbersat n=125622