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 A215754 #23 Jul 09 2024 12:46:50
%S A215754 1,1,4,5,9,293,302,595,165712,166307,332019,830345,4483744,5314089,
%T A215754 25740100,31054189,118902667,863372858,982275525,1845648383,
%U A215754 82190804377,84036452760,418336615417,920709683594,1339046299011,2259755982605,5858558264221,49128222096373,104115002456967,153243224553340
%N A215754 Denominators of the continued fraction convergents of log_10(6).
%C A215754 6^a(n) gets increasingly close to 10^(numerator of convergent).
%t A215754 Denominator[Convergents[Log10[6],30]] (* _Harvey P. Dale_, Mar 22 2019 *)
%o A215754 (PARI) {my(cf=contfrac(log(6)/log(10))); vector(#cf, i, contfracpnqn( cf[1..i])[2, 1])}
%Y A215754 Numerators are in A215758.
%Y A215754 Cf. A046104, A073733, A153496, A215750.
%K A215754 nonn,frac
%O A215754 0,3
%A A215754 _V. Raman_, Aug 23 2012
%E A215754 a(0)=1 prepended by _Andrew Howroyd_, Jul 09 2024