120871

Properties

Appears in sequences

• a(n) = smallest prime divisor of the number prime(n)!/9 + 1.at n=21A139090
• Primes p of the form : p+p^2+p^3-+4=prime.at n=30A154822
• First primes of arithmetic progressions of 7 primes each with the common difference 210.at n=32A227282
• Greatest prime factor of n^9+1.at n=29A240552
• Prime numbersat n=11376