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 A114526 #11 Feb 16 2025 08:32:59 %S A114526 0,2,4,6,9,9,9,10,11,11,12,13,15,15,16,16,17,18,19,19,21,23,24,24,26, %T A114526 27,29,30,31,32,33,35,37,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53, %U A114526 54,55,56,56,56,58,59,59,60,61,61,62,63,64,64,65,65,66,67,67,68,70,70 %N A114526 Number of correct decimal digits (to the right of the decimal point) given by the n-th convergent to Pi. %H A114526 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PiApproximations.html">Pi Approximations</a> %H A114526 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PiContinuedFraction.html">Pi Continued Fraction</a> %Y A114526 Cf. A002485, A002486. %K A114526 nonn,base %O A114526 0,2 %A A114526 _Eric W. Weisstein_, Dec 06 2005 %E A114526 Edited by _Charles R Greathouse IV_, Aug 05 2010