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 A048322 #6 Oct 13 2019 16:34:58 %S A048322 0,1,2,3,4,5,6,7,8,9,10,12,24,36,48,60,72,84,96,108,120,132,133,134, %T A048322 135,136,137,138,139,140,141,142,264,265,266,267,268,269,270,271,272, %U A048322 273,274,396,397,398,399,400,401,402,403,404,405,406,528,529,530,531 %N A048322 Numbers whose base-11 expansions, read from left to right, have run lengths that strictly decrease. %Y A048322 Cf. A037013, A043700, A043714, A044822, A044960. %K A048322 nonn,base %O A048322 0,3 %A A048322 _Patrick De Geest_, Feb 15 1999