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 A030791 #7 Apr 09 2020 18:29:20 %S A030791 4,5,6,7,8,9,10,12,14,17,19,22,25,27,29,32,36,40,43,46,49,52,55,58,63, %T A030791 66,69,74,77,82,87,91,94,97,100,105,108,116,121,124,127,130,135,141, %U A030791 145,151,155,159,164,168,173,178,184,190,196,204,209,213,217,223 %N A030791 Record values in A030787. %K A030791 nonn %O A030791 1,1 %A A030791 _Clark Kimberling_ %E A030791 More terms and simpler title from _Sean A. Irvine_, Apr 09 2020