41719

Properties

Appears in sequences

• Concatenations C1 and C2 and C3 and C4 are all prime (see the comment lines).at n=1A034820
• a(n) = n^3 + 71*n + 1.at n=34A124363
• Middle of 3 consecutive prime numbers such that p1*p2*p3 + d1 + d2 - 1 = average of twin prime pairs, d1 (delta) = p2 - p1, d2 (delta) = p3 - p2.at n=13A153404
• Primes of the form (n+1)^3 - n^2.at n=14A154113
• Noncomposite numbers in the western ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American.at n=17A168025
• Final prime adjoined in the smallest term of A019518 divisible by 61^n.at n=1A185695
• a(n) = (n+1)^3 - n^2.at n=34A261893
• Prime numbersat n=4363