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 A104811 #4 Oct 01 2016 17:00:40 %S A104811 15,29,36,40,42,53,60,86,88,96,136,145,149,156,194,211,233,237,241, %T A104811 252,305,348,369,383,422,446,523,549,572,582,597,632,633,682,686,720, %U A104811 775,784,785,787,800,802,819,821,860,862,914,924,941,988 %N A104811 Positions of 7 in partition of decimal expansion of Pi A104807. %Y A104811 Cf. A104807-A104818. %K A104811 nonn,base %O A104811 1,1 %A A104811 _Zak Seidov_, Mar 27 2005