571788

Appears in sequences

• a(n) = sigma_3(3n+2).at n=27A092343
• Numbers such that the two adjacent integers are a perfect cube and a prime.at n=16A164834
• Löschian numbers (A003136) of the form k^3+1.at n=31A271185
• Numbers k such that either (a) k-1=i^m for some i and m >= 3 and k+1 is a prime, or (b) k-1 is a prime and k+1 = i^m for some i and m >= 3.at n=30A329595
• a(1) = 2, a(n) = k + 1, where k is the least number greater than a(n-1) such that rad(k) | a(n-1), where rad(n) = A007947(n).at n=17A365324