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 A033233 #24 Jul 08 2025 19:46:40 %S A033233 67,151,229,307,373,463,523,727,733,829,859,937,1279,1291,1429,1471, %T A033233 1483,1531,1657,1759,1777,1861,1951,1987,2053,2503,2551,2677,2719, %U A033233 2797,3061,3163,3187,3217,3229,3313 %N A033233 Primes of form x^2+51*y^2. %D A033233 David A. Cox, "Primes of the Form x^2 + n y^2", Wiley, 1989. %H A033233 Vincenzo Librandi and Ray Chandler, <a href="/A033233/b033233.txt">Table of n, a(n) for n = 1..10000</a> [First 1000 terms from Vincenzo Librandi] %H A033233 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 A033233 QuadPrimes2[1, 0, 51, 10000] (* see A106856 *) %K A033233 nonn,easy %O A033233 1,1 %A A033233 _N. J. A. Sloane_