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 A154013 #10 Aug 17 2023 16:52:29 %S A154013 8,5,6,6,3,4,6,8,2,0,6,2,7,8,9,3,6,1,9,8,1,5,4,8,7,5,5,8,4,1,9,2,9,1, %T A154013 5,3,8,1,3,2,6,1,8,5,6,7,6,7,3,6,9,2,3,3,9,9,9,6,4,1,1,3,7,9,7,8,5,6, %U A154013 4,2,4,5,0,4,6,8,0,7,0,7,4,3,9,7,4,7 %N A154013 Decimal expansion of log_13 (9). %H A154013 Vincenzo Librandi, <a href="/A154013/b154013.txt">Table of n, a(n) for n = 0..1000</a> %H A154013 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A154013 .85663468206278936198154875584192915381326185676736923399964... %t A154013 RealDigits[Log[13, 9], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 01 2013 *) %Y A154013 Cf. decimal expansion of log_13(m): A152779 (m=2), A153016 (m=3), A153106 (m=4), A153313 (m=5), A153603 (m=6), A153623 (m=7), A153855 (m=8), this sequence, A154163 (m=10), A154184 (m=11), A154205 (m=12), A154481 (m=14), A154583 (m=15), A154803 (m=16), A154885 (m=17), A154970 (m=18), A155065 (m=19), A155525 (m=20), A155680 (m=21), A155759 (m=22), A155837 (m=23), A155983 (m=24). %K A154013 nonn,cons %O A154013 0,1 %A A154013 _N. J. A. Sloane_, Oct 30 2009