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 A224230 #7 Jul 09 2025 04:36:29 %S A224230 3,8,61,5020,128541455,162924332716605980, %T A224230 28783052231699298507846309644849796, %U A224230 871295615653899563300996782209332544845605756266650946342214549769447 %N A224230 Egyptian fraction expansion of Pi. %C A224230 A variant of A001466, which is the main entry. %e A224230 Pi = 3 + 1/8 + 1/61 + 1/5020 + ... %Y A224230 Cf. A001466, A182257. %K A224230 nonn %O A224230 0,1 %A A224230 _N. J. A. Sloane_, Apr 11 2013, following a suggestion from _Anthony C Robin_