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 A141934 #13 Sep 08 2022 08:45:35 %S A141934 59,109,359,409,509,659,709,809,859,1009,1109,1259,1409,1459,1559, %T A141934 1609,1709,1759,2309,2459,2609,2659,2909,3109,3209,3259,3359,3559, %U A141934 3659,3709,4159,4259,4409,4759,4909,5009,5059,5209,5309,5659,6359,6659,6709,6959,7109 %N A141934 Primes congruent to 9 mod 25. %H A141934 Vincenzo Librandi, <a href="/A141934/b141934.txt">Table of n, a(n) for n = 1..1000</a> %F A141934 a(n) ~ 20n log n. - _Charles R Greathouse IV_, Jul 02 2016 %t A141934 Select[Range[9, 20000, 25], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 18 2011 *) %o A141934 (Magma) [p: p in PrimesUpTo(8000) | p mod 25 eq 9 ]; // _Vincenzo Librandi_, Aug 16 2012 %o A141934 (PARI) is(n)=isprime(n) && n%25==9 \\ _Charles R Greathouse IV_, Jul 02 2016 %Y A141934 Cf. A000040. %K A141934 nonn,easy %O A141934 1,1 %A A141934 _N. J. A. Sloane_, Jul 11 2008