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 A141929 #14 Sep 08 2022 08:45:35 %S A141929 3,53,103,353,503,653,853,953,1103,1153,1303,1453,1553,1753,2003,2053, %T A141929 2153,2203,2503,2753,2803,2903,2953,3203,3253,3803,3853,4003,4153, %U A141929 4253,4603,4703,4903,5003,5153,5303,5503,5653,5903,5953,6053,6203,6353,6553,6653 %N A141929 Primes congruent to 3 mod 25. %H A141929 Vincenzo Librandi, <a href="/A141929/b141929.txt">Table of n, a(n) for n = 1..1000</a> %F A141929 a(n) ~ 20n log n. - _Charles R Greathouse IV_, Jul 02 2016 %t A141929 Select[Prime[Range[1000]],Mod[#,25]==3&] (* _Harvey P. Dale_, Dec 08 2010 *) %o A141929 (Magma) [p: p in PrimesUpTo(8000) | p mod 25 eq 3 ]; // _Vincenzo Librandi_, Aug 16 2012 %o A141929 (PARI) is(n)=isprime(n) && n%25==3 \\ _Charles R Greathouse IV_, Jul 02 2016 %Y A141929 Cf. A000040. %K A141929 nonn,easy %O A141929 1,1 %A A141929 _N. J. A. Sloane_, Jul 11 2008