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 A130837 #15 Sep 08 2022 08:45:30 %S A130837 0,11,1,1,1,1,1,1,1,2,3,2,1,4,1,1,10,1,1,8,2,18,2,6,1,2,1,2,2,1,1,1,4, %T A130837 8,2,1,3,2,19,2,1,1,2,2,7,1,7,1,17,3,3,4,1,1,87,4,1,2,11,12,16,1,1,2 %N A130837 Continued fraction representation of Erdos constant d = 1-(1+log(log(2)))/log(2) = 0.08607133....whose decimal expansion is A074738. %H A130837 G. C. Greubel, <a href="/A130837/b130837.txt">Table of n, a(n) for n = 1..10000</a> %H A130837 Kevin Ford, <a href="https://arxiv.org/abs/math/0607473">Integers with a divisor in (y,2y]</a>, arXiv:math/0607473 [math.NT], 2006-20013. To appear in the proceedings of the workshop Anatomy of Integers (Montreal, 2006). %t A130837 ContinuedFraction[1 - (1 + Log[Log[2]])/Log[2], 100] (* _G. C. Greubel_, Apr 16 2018 *) %o A130837 (PARI) contfrac(1-(1+log(log(2)))/log(2)) \\ _G. C. Greubel_, Apr 16 2018 %o A130837 (Magma) ContinuedFraction(1-(1+Log(Log(2)))/Log(2)); // _G. C. Greubel_, Apr 16 2018 %Y A130837 Cf. A074738. %K A130837 cofr,nonn %O A130837 1,2 %A A130837 _Jonathan Vos Post_, Jul 19 2007