149519

Properties

Appears in sequences

• Class 9- primes.at n=5A081428
• Primes p such that p and p+2 are twin primes and also the strings 987654321p and 987654321p+2 are twin primes.at n=26A103818
• Numbers m such that m-2, m-1, m+1, m+2 cannot all be represented in the form x*y + x + y for values x, y with x >= y > 1.at n=28A256386
• Inert rational primes in the intersection of all Q(sqrt(-d)) where d is a Heegner number.at n=26A309024
• Absolute discriminants of imaginary quadratic number fields with elementary bicyclic 7-class group (7,7).at n=3A359872
• Prime numbersat n=13808