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 A104139 #19 Aug 04 2020 01:19:12 %S A104139 9,5,4,2,4,2,5,0,9,4,3,9,3,2,4,8,7,4,5,9,0,0,5,5,8,0,6,5,1,0,2,3,0,6, %T A104139 1,8,4,0,0,2,5,7,7,2,8,3,8,1,3,9,1,7,2,9,6,5,9,7,3,1,2,8,0,6,1,0,4,5, %U A104139 8,3,0,5,5,6,7,3,2,2,2,4,6,0,8,5,9,3,6,7,1,1,2,9,5,2,3,2,6,0,3,0,2,0,9,2,9 %N A104139 Decimal expansion of log_10(9). %H A104139 Vincenzo Librandi, <a href="/A104139/b104139.txt">Table of n, a(n) for n = 0..1000</a> %H A104139 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A104139 Equals A016632 / A002392 . - _R. J. Mathar_, Mar 11 2008 %e A104139 log_10(9) = 0.95424250943932487459005580651... %t A104139 RealDigits[N[Log[10, 9], 150]] (* _Stefan Steinerberger_, Mar 14 2006 *) %o A104139 (PARI) log(9)/log(10) \\ _R. J. Mathar_, Mar 11 2008 %Y A104139 Cf. decimal expansion of log_10(m): A007524 (m = 2), A114490 (m = 3), A114493 (m = 4), A153268 (m = 5), A153496 (m = 6), A153620 (m = 7), A153790 (m = 8), this sequence, A154182 (m = 11), A154203 (m = 12), A154368 (m = 13), A154478 (m = 14), A154580 (m = 15), A154794 (m = 16), A154860 (m = 17), A154953 (m = 18), A155062 (m = 19), A155522 (m = 20), A155677 (m = 21), A155746 (m = 22), A155830 (m = 23), A155979 (m = 24). %K A104139 nonn,cons,easy %O A104139 0,1 %A A104139 _Lekraj Beedassy_, Mar 07 2005 %E A104139 More terms from _Stefan Steinerberger_, Mar 14 2006 %E A104139 More terms from _R. J. Mathar_, Mar 11 2008