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 A154156 #15 Jul 29 2024 12:14:47 %S A154156 1,4,3,0,6,7,6,5,5,8,0,7,3,3,9,3,0,5,0,6,7,0,1,0,6,5,6,8,7,6,3,9,6,5, %T A154156 6,3,2,0,6,9,7,9,1,9,3,2,0,7,9,7,6,0,4,4,9,3,2,1,9,7,6,0,3,7,9,6,0,6, %U A154156 6,2,0,8,2,5,3,7,8,8,5,5,0,6,0,8,3,6,9,8,0,9,9,4,4,5,2,6,6,9,7 %N A154156 Decimal expansion of log_5 (10). %H A154156 Vincenzo Librandi, <a href="/A154156/b154156.txt">Table of n, a(n) for n = 1..1000</a> %H A154156 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A154156 Equals 1+A152675. - _R. J. Mathar_, Jul 29 2024 %e A154156 1.4306765580733930506701065687639656320697919320797604493219... %t A154156 RealDigits[Log[5, 10], 10, 120][[1]] (* _Vincenzo Librandi_, Aug 29 2013 *) %o A154156 (PARI) log(10)/log(5) \\ _Charles R Greathouse IV_, May 15 2020 %Y A154156 Cf. decimal expansion of log_5(m): A152675 (m=2), A152914 (m=3), A153101 (m=4), A153461 (m=6), A153616 (m=7), A153739 (m=8), A154008 (m=9), this sequence, A154177 (m=11), A154198 (m=12), A154265 (m=13), A154465 (m=14), A154564 (m=15), A154759 (m=16), A154850 (m=17), A154910 (m=18), A155035 (m=19), A155184 (m=20), A155553 (m=21), A155696 (m=22), A155821 (m=23), A155958 (m=24). %K A154156 nonn,cons %O A154156 1,2 %A A154156 _N. J. A. Sloane_, Oct 30 2009