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 A141924 #12 Sep 08 2022 08:45:35 %S A141924 43,89,181,227,457,503,641,733,1009,1193,1423,1607,1699,2113,2251, %T A141924 2297,2389,2711,2803,3079,3217,3539,3631,3677,3769,3907,4091,4229, %U A141924 4597,4643,4919,5011,5333,5471,5563,5701,5839,6299,6529,7127,7219,7541,7817,8093 %N A141924 Primes congruent to 20 mod 23. %H A141924 Vincenzo Librandi, <a href="/A141924/b141924.txt">Table of n, a(n) for n = 1..1000</a> %F A141924 a(n) ~ 22n log n. - _Charles R Greathouse IV_, Jul 02 2016 %t A141924 Select[Range[20,20000,23],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, May 18 2011 *) %o A141924 (Magma) [p: p in PrimesUpTo(9000) | p mod 23 eq 20 ]; // _Vincenzo Librandi_, Aug 16 2012 %o A141924 (PARI) is(n)=isprime(n) && n%23==20 \\ _Charles R Greathouse IV_, Jul 02 2016 %Y A141924 Cf. A000040, A141925, A141926. %K A141924 nonn,easy %O A141924 1,1 %A A141924 _N. J. A. Sloane_, Jul 11 2008