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 A026114 #11 Sep 16 2019 21:40:18 %S A026114 1,3,28,275,2834,30020,323817,3537963,39025125,433641593,4846850372, %T A026114 54432520983,613727606977,6942918090500,78767492060334, %U A026114 895824168454107,10210180642895226,116591635975080084,1333619552180129775,15277391011739272885,175247987032943618365 %N A026114 T(4n,n), where T is the array defined in A026105. %Y A026114 Cf. A026105. %K A026114 nonn %O A026114 0,2 %A A026114 _Clark Kimberling_ %E A026114 More terms and offset corrected by _Sean A. Irvine_, Sep 16 2019