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 A014862 #14 Jul 03 2021 17:24:45 %S A014862 1,2,6,7,10,13,14,18,26,30,42,50,54,70,78,90,91,110,126,130,150,162, %T A014862 169,182,210,234,250,270,330,338,342,350,366,378,390,450,486,546,550, %U A014862 630,650,702,710,750,770,810,910,930,990,1010,1014,1026,1050,1098 %N A014862 Numbers k that divide s(k), where s(1)=1, s(j)=14*s(j-1)+j. %Y A014862 Cf. A014897. %K A014862 nonn %O A014862 1,2 %A A014862 _N. J. A. Sloane_, _Olivier Gérard_