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 A201704 #13 Oct 13 2024 02:42:07
%S A201704 7,79,5839,7207,8719,18439,25999,28807,41479,45007,48679,93319,109519,
%T A201704 121039,145807,180007,209959,294919,313639,342799,415879,472399,
%U A201704 583207,720007,734479,778759,935719,952207,1216807,1331719,1391119,1431439
%N A201704 Primes of the form 8*k^2 + 7.
%H A201704 Vincenzo Librandi, <a href="/A201704/b201704.txt">Table of n, a(n) for n = 1..5000</a>
%t A201704 Select[Table[8n^2+7,{n,0,200}],PrimeQ]
%o A201704 (Magma) [a: n in [0..500] | IsPrime(a) where a is 8*n^2+7];
%Y A201704 Cf. A121068 (corresponding k).
%K A201704 nonn,easy
%O A201704 1,1
%A A201704 _Vincenzo Librandi_, Dec 04 2011