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 A033225 #27 Jul 08 2025 19:45:44
%S A033225 37,41,53,73,101,137,149,157,173,181,197,229,233,269,293,317,337,349,
%T A033225 373,397,433,509,521,593,601,613,617,641,673,677,733,761,773,821,877,
%U A033225 881,929,937,941,953,1009,1033
%N A033225 Primes of form x^2+37*y^2.
%D A033225 David A. Cox, "Primes of the Form x^2 + n y^2", Wiley, 1989.
%H A033225 Vincenzo Librandi and Ray Chandler, <a href="/A033225/b033225.txt">Table of n, a(n) for n = 1..10000</a> [First 1000 terms from Vincenzo Librandi]
%H A033225 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)
%F A033225 Primes congruent to {1, 9, 21, 25, 33, 37, 41, 49, 53, 65, 73, 77, 81, 85, 101, 121, 137, 141, 145} (mod 148). - _T. D. Noe_, Apr 29 2008
%t A033225 QuadPrimes2[1, 0, 37, 10000] (* see A106856 *)
%Y A033225 Cf. A139643.
%K A033225 nonn,easy
%O A033225 1,1
%A A033225 _N. J. A. Sloane_