413449

Appears in sequences

• Prime powers of prime numbers such that the sum of its digits is also prime power of prime number.at n=25A076705
• Squares of the form prime(k)*prime(k+1) + 2*prime(k+1).at n=28A108604
• Squares s such that s + 1234567890 is prime.at n=21A241538
• Prime powers p^k such that p^k = x^3 + y^3 + z^3 where x, y, z are positive integers and k > 1, is soluble.at n=23A271829
• E.g.f. satisfies A(x) = exp( x * exp(x^2/2) * A(x) ).at n=7A362660
• Numbers k such that A206369(k) is prime.at n=45A383649
• Powers p^m, with prime p and m > 1, such that neither p^m-1 nor p^m+1 are squarefree.at n=31A389960