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 A154705 #8 Aug 17 2023 16:37:29 %S A154705 9,0,3,9,6,9,3,6,5,0,2,2,5,6,6,2,8,0,3,8,5,4,1,1,7,4,0,4,6,4,0,5,1,6, %T A154705 6,1,8,1,3,8,3,7,4,1,6,1,8,5,2,0,0,3,4,4,6,0,9,7,5,1,9,8,9,0,4,7,8,9, %U A154705 7,5,8,8,8,7,1,2,5,2,3,3,9,9,5,0,8,7,4,7,6,9,6,9,4,8,9,8,5,6,3 %N A154705 Decimal expansion of log_20 (15). %H A154705 Vincenzo Librandi, <a href="/A154705/b154705.txt">Table of n, a(n) for n = 0..1000</a> %H A154705 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A154705 .90396936502256628038541174046405166181383741618520034460975... %t A154705 RealDigits[Log[20, 15], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 05 2013 *) %Y A154705 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), A154170 (m=10), A154191 (m=11), A154212 (m=12), A154433 (m=13), A154492 (m=14), this sequence, 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 A154705 nonn,cons %O A154705 0,1 %A A154705 _N. J. A. Sloane_, Oct 30 2009