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 A072421 #4 Oct 03 2013 09:31:19 %S A072421 1,5,10,25,40,63,84,110,135,159,192,230,265,294,330,366,397,434,455, %T A072421 483,523,557,598,634,645,679,717,753,795,810,832,842,856,868,898,911, %U A072421 938 %N A072421 The p-est sequence is similar to the Aronson sequence except that instead of the generating sentence beginning with T, it begins with P and instead of being in English it is in Latin. %D A072421 M. J. Halm, Newies, Mpossibilities 64, p. 3 (Mar. 1997) %H A072421 M. J. Halm, <a href="http://michaelhalm.tripod.com/andre_joyce_s_coined_words.htm">neologisms</a> %F A072421 From the generating sentence: "p est prima praeterea quinta praeterea decima praeterea quinta vicesima praeterea quadragesima praeterea tertia sexagesima praeterea quarta octogesima praeterea decima centesima ... littera in hic sententiam." %e A072421 a(3) = 10 because the P in the first conjunction, praeterea, is the tenth in the generating sentence. %Y A072421 Cf. A005224, A014367, A072886, A072887. %K A072421 nonn,word %O A072421 1,2 %A A072421 _Michael Joseph Halm_, Jul 31 2002