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 A106767 #12 Sep 08 2022 08:45:18 %S A106767 4999,6997,7699,7789,7879,8599,8689,8779,8887,9679,9697,9769,9787, %T A106767 9859,9949,9967,13999,15889,16699,16879,16987,17599,17959,17977,18679, %U A106767 18787,18859,19489,19597,19687,19759,19777,19867,19993,23899,24799,24889 %N A106767 Primes with digit sum = 31. %H A106767 Vincenzo Librandi, <a href="/A106767/b106767.txt">Table of n, a(n) for n = 1..7000</a> %t A106767 Select[Prime[Range[3000]],Total[IntegerDigits[#]]==31&] (* _Harvey P. Dale_, Apr 01 2011 *) %o A106767 (Magma) [p: p in PrimesUpTo(30000) | &+Intseq(p) eq 31]; // _Vincenzo Librandi_, Jul 08 2014 %o A106767 (PARI) select(x->sumdigits(x)==31, primes(3000)) \\ _Michel Marcus_, Jul 08 2014 %Y A106767 Cf. similar sequences listed in A244918. %K A106767 nonn,base %O A106767 1,1 %A A106767 _Zak Seidov_, May 16 2005