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 A037982 #11 Feb 15 2022 16:59:19 %S A037982 31,62,93,124,125,155,157,158,159,187,218,249,250,281,310,311,313,314, %T A037982 343,374,375,406,437,465,466,467,469,499,500,531,562,593,620,621,622, %U A037982 623,626,627,628,629,656,687,718,749,750,775 %N A037982 Numbers whose maximal base 5 run length is 3. %H A037982 Harvey P. Dale, <a href="/A037982/b037982.txt">Table of n, a(n) for n = 1..1000</a> %t A037982 Select[Range[800],Max[Length/@Split[IntegerDigits[#,5]]]==3&] (* _Harvey P. Dale_, Feb 15 2022 *) %Y A037982 Cf. A043279. %K A037982 nonn,base %O A037982 1,1 %A A037982 _Clark Kimberling_