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 A063252 #2 Mar 30 2012 17:38:10 %S A063252 22,38,46,54,70,78,86,92,94,102,110,134,142,150,156,158,166,174,182, %T A063252 188,189,190,198,206,214,220,222,230,238,262,270,278,284,286,294,302, %U A063252 310,316,317,318,326,334,342,348,350,358,366,374,376,378,380,381,382 %N A063252 Numbers for which a mixed L/R binary rotation sequence will reach a fixed point sooner than either a pure only-left or only-right iteration. %C A063252 See A063251 for more. %e A063252 a(1)=22 because n=22 is the first n where A063251(n) that is less than both A048881(n) and A063250(n). Similarly, 189 appears because A048881(189)=5 and A063250(189)=7, but A063251(189) is just 4. %Y A063252 A063251. %K A063252 base,easy,nonn %O A063252 1,1 %A A063252 _Marc LeBrun_, Jul 11 2001