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 A229948 #25 Oct 27 2022 09:40:30 %S A229948 1,0,6,7,8,7,1,0,9,3,7,5 %N A229948 Decimal expansion of 2187/2048, the Pythagorean apotome. %C A229948 The Pythagorean apotome 2187/2048 (also called the apotome Pythagorica) is one of the musical intervals. %H A229948 Wikipedia, <a href="http://en.wikipedia.org/wiki/Semitone">Semitone</a> %H A229948 <a href="/index/Mu#music">OEIS index entry for music</a> %H A229948 <a href="https://oeis.org/wiki/The_multi-faceted_reach_of_the_OEIS#Music">The multi-faceted reach of the OEIS: Music</a> %F A229948 A221363 * A229943 = (3^12/2^19)*(2^8/3^5) = 3^7/2^11 = 2187/2048. %e A229948 1.06787109375 %Y A229948 Cf. A010774, A221363, A229943, A230437. %K A229948 nonn,cons,fini,full %O A229948 1,3 %A A229948 _Omar E. Pol_, Oct 25 2013