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 A277344 #9 Oct 10 2016 02:59:30 %S A277344 50963,5834755,9835843,155627923,245056003,332852435,556268443, %T A277344 724014203,795650963,831912763,2440444163,4080848203,5067702643, %U A277344 5140068643,5555216803,7461332483,8438160643,11766788323,11951765003,13058213003,13483943203,14528402983,16644521435,17847852803 %N A277344 3-Knödel numbers (A033553) that are not divisible by 3. %H A277344 Max Alekseyev, <a href="/A277344/b277344.txt">Table of n, a(n) for n = 1..775</a> (all terms below 10^16) %Y A277344 Intersection of A033553 and A242865. %Y A277344 Intersection of A033553 and A130133. %Y A277344 Subsequence of A015922. %K A277344 nonn %O A277344 1,1 %A A277344 _Max Alekseyev_, Oct 09 2016