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 A116985 #9 May 05 2020 12:10:31 %S A116985 2,7,65,137,339,1493,9297,20087,29384,49471,177797,227268,4268621, %T A116985 4495889,31243955,35739844,102723643,138463487,241187130,1103212007, %U A116985 1344399137,57567975761,346752253703,404320229464,1964033171559 %N A116985 Numerators of the convergents to log_2(5). %t A116985 FromContinuedFraction /@ Reverse[NestList[Most, ContinuedFraction[Log[2, 5], 20], 19]] // InputForm (* _Eric W. Weisstein_, Apr 07 2006 *) %Y A116985 Cf. A046103, A046104, A112732. %K A116985 nonn,frac %O A116985 1,1 %A A116985 _Gene Ward Smith_, Mar 27 2006 %E A116985 Corrected by _Eric W. Weisstein_, Apr 07 2006