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 A004226 #12 Oct 25 2023 07:41:58 %S A004226 0,301,477,602,699,778,845,903,954,1000,1041,1079,1114,1146,1176,1204, %T A004226 1230,1255,1279,1301,1322,1342,1362,1380,1398,1415,1431,1447,1462, %U A004226 1477,1491,1505,1519,1531,1544 %N A004226 a(n) = 1000*log_10(n) rounded to the nearest integer. %Y A004226 Cf. A004225, A004227. %Y A004226 Cf. A004220, A004223, A004229. %K A004226 nonn %O A004226 1,2 %A A004226 _N. J. A. Sloane_