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 A114539 #19 Feb 16 2025 08:32:59 %S A114539 0,0,1,1,2,3,3,4,5,5,6,8,8,9,10,10,12,13,13,15,16,16,18,19,19,21,22, %T A114539 22,24,26,26,27,29,29,31,32,32,34,36,36,38,39,39,41,43,43,45,47,47,48, %U A114539 50,50,52,54,54,56,58,58,60,62,62,64,65,66,67,69,69,71,73,73,75,77,77 %N A114539 Number of correct decimal digits given by the n-th convergent to e. %H A114539 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/eContinuedFraction.html">e Continued Fraction</a> %Y A114539 Cf. A007676, A007677. %K A114539 nonn,base,less %O A114539 0,5 %A A114539 _Eric W. Weisstein_, Dec 07 2005