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 A033208 #22 Jul 08 2025 19:44:11 %S A033208 97,101,113,197,241,293,353,389,397,421,509,557,613,673,677,773,829, %T A033208 877,881,937,997,1013,1069,1117,1129,1229,1549,1553,1601,1613,1657, %U A033208 1697,1721,1777,1861,1913,1993,2029 %N A033208 Primes of form x^2+97*y^2. %D A033208 David A. Cox, "Primes of the Form x^2 + n y^2", Wiley, 1989. %H A033208 Vincenzo Librandi and Ray Chandler, <a href="/A033208/b033208.txt">Table of n, a(n) for n = 1..10000</a> [First 2000 terms from Vincenzo Librandi] %H A033208 N. J. A. Sloane et al., <a href="https://oeis.org/wiki/Binary_Quadratic_Forms_and_OEIS">Binary Quadratic Forms and OEIS</a> (Index to related sequences, programs, references) %t A033208 QuadPrimes2[1, 0, 97, 10000] (* see A106856 *) %K A033208 nonn,easy %O A033208 1,1 %A A033208 _N. J. A. Sloane_