This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A216061 #23 Sep 08 2022 08:46:03 %S A216061 2,3,5,17,29,41,53,71,83,131,179,191,239,263,311,389,491,509,557,569, %T A216061 593,653,701,719,743,797,821,863,887,953,971,977,1019,1049,1097,1109, %U A216061 1277,1301,1319,1373,1427,1481,1523,1559,1601,1607,1613,1667,1787,1823 %N A216061 Primes p such that p^3 + p + 1 is prime. %H A216061 Alois P. Heinz, <a href="/A216061/b216061.txt">Table of n, a(n) for n = 1..1000</a> %p A216061 A := {}; for n to 1000 do p := ithprime(n); if isprime(p^3+p+1) then A := `union`(A, {p}) end if end do; A := A %t A216061 Select[Prime[Range[400]], PrimeQ[#^3 + # + 1] &] (* _Bruno Berselli_, Sep 01 2012 *) %o A216061 (Magma) [p: p in PrimesUpTo(2000) | IsPrime(p^3+p+1)]; // _Bruno Berselli_, Sep 01 2012 %Y A216061 Cf. A053182. %Y A216061 Subsequence of A045309. %K A216061 nonn,easy %O A216061 1,1 %A A216061 _César Eliud Lozada_, Aug 31 2012