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 A154400 #9 Aug 21 2023 09:47:05 %S A154400 8,8,7,4,1,1,5,7,6,1,9,4,0,9,6,4,1,0,1,4,2,8,3,3,7,6,9,8,2,2,9,8,4,8, %T A154400 6,9,4,5,9,8,6,0,7,9,9,3,4,2,2,3,7,8,6,3,3,1,6,5,1,7,1,1,7,6,0,4,2,9, %U A154400 0,4,3,1,6,3,2,5,5,2,1,7,5,8,1,0,8,4,7,7,4,4,3,4,9,3,3,1,6,8,3 %N A154400 Decimal expansion of log_18 (13). %H A154400 Vincenzo Librandi, <a href="/A154400/b154400.txt">Table of n, a(n) for n = 0..1000</a> %H A154400 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A154400 .88741157619409641014283376982298486945986079934223786331651... %t A154400 RealDigits[Log[18, 13], 10, 120][[1]] (* _Harvey P. Dale_, Feb 27 2012 *) %Y A154400 Cf. decimal expansion of log_18(m): A152812 (m=2), A153021 (m=3), A153113 (m=4), A153444 (m=5), A153608 (m=6), A153628 (m=7), A153870 (m=8), A154017 (m=9), A154168 (m=10), A154189 (m=11), A154210 (m=12), this sequence, A154490 (m=14), A154688 (m=15), A154830 (m=16), A154898 (m=17), A155094 (m=19), A155530 (m=20), A155685 (m=21), A155784 (m=22), A155889 (m=23), A155995 (m=24). %K A154400 nonn,cons %O A154400 0,1 %A A154400 _N. J. A. Sloane_, Oct 30 2009