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 A141928 #13 Sep 08 2022 08:45:35
%S A141928 2,127,227,277,577,677,727,827,877,977,1277,1327,1427,1627,1777,1877,
%T A141928 2027,2377,2477,2677,2777,2927,3527,3677,3727,3877,4027,4127,4177,
%U A141928 4327,4877,5077,5227,5477,5527,5827,5927,6277,6427,6577,6827,6977,7027,7127,7177
%N A141928 Primes congruent to 2 mod 25.
%H A141928 Vincenzo Librandi, <a href="/A141928/b141928.txt">Table of n, a(n) for n = 1..1000</a>
%F A141928 {2} UNION A142466. - _R. J. Mathar_, Jul 20 2008
%F A141928 a(n) ~ 20n log n. - _Charles R Greathouse IV_, Jul 03 2016
%t A141928 Select[Range[2, 20000, 25], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 18 2011 *)
%o A141928 (Magma) [p: p in PrimesUpTo(8000) | p mod 25 eq 2 ]; // _Vincenzo Librandi_, Aug 16 2012
%o A141928 (PARI) is(n)=isprime(n) && n%25==2 \\ _Charles R Greathouse IV_, Jul 03 2016
%Y A141928 Cf. A000040, A141930, A141931, A141932.
%K A141928 nonn,easy
%O A141928 1,1
%A A141928 _N. J. A. Sloane_, Jul 11 2008