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 A154170 #7 Aug 17 2023 16:36:38 %S A154170 7,6,8,6,2,1,7,8,6,8,4,0,2,4,0,8,2,5,7,3,6,3,0,2,2,9,8,9,0,2,3,5,9,5, %T A154170 0,4,1,0,9,0,3,4,4,9,2,6,2,6,4,3,4,1,3,8,1,6,0,3,8,2,2,0,5,8,8,6,4,7, %U A154170 5,4,4,5,9,6,9,8,4,1,6,1,5,2,8,6,0,3,4,4,1,5,9,5,5,2,4,6,0,7,4 %N A154170 Decimal expansion of log_20 (10). %H A154170 Vincenzo Librandi, <a href="/A154170/b154170.txt">Table of n, a(n) for n = 0..1000</a> %H A154170 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A154170 .76862178684024082573630229890235950410903449262643413816038... %t A154170 RealDigits[Log[20, 10], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 05 2013 *) %Y A154170 Cf. decimal expansion of log_20(m): A152821 (m=2), A153035 (m=3), A153124 (m=4), A153454 (m=5), A153610 (m=6), A153630 (m=7), A153872 (m=8), A154019 (m=9), this sequence, A154191 (m=11), A154212 (m=12), A154433 (m=13), A154492 (m=14), A154705 (m=15), A154838 (m=16), A154900 (m=17), A154976 (m=18), A155115 (m=19), A155687 (m=21), A155789 (m=22), A155907 (m=23), A156015 (m=24). %K A154170 nonn,cons %O A154170 0,1 %A A154170 _N. J. A. Sloane_, Oct 30 2009