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 A155183 #11 Aug 21 2023 09:54:27 %S A155183 2,1,6,0,9,6,4,0,4,7,4,4,3,6,8,1,1,7,3,9,3,5,1,5,9,7,1,4,7,4,4,6,9,5, %T A155183 0,8,7,9,3,2,4,1,5,6,9,6,5,1,2,2,9,0,3,0,6,0,2,7,3,7,8,1,9,7,9,0,7,9, %U A155183 6,7,3,8,8,3,0,4,3,1,2,6,0,7,9,2,5,0,6,9,8,7,1,6,7,9,6,8,5,0,7 %N A155183 Decimal expansion of log_4 (20). %H A155183 Vincenzo Librandi, <a href="/A155183/b155183.txt">Table of n, a(n) for n = 1..1000</a> %H A155183 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A155183 Equals 1/2+ A154155 = 1 + A153201. - _R. J. Mathar_, May 25 2023 %e A155183 2.1609640474436811739351597147446950879324156965122903060273... %t A155183 RealDigits[Log[4, 20], 10, 100][[1]] (* _Vincenzo Librandi_, Aug 30 2013 *) %Y A155183 Cf. decimal expansion of log_4(m): A094148 (m=3), A153201 (m=5), A153460 (m=6), A153615 (m=7), A154155 (m=10), A154176 (m=11), A154197 (m=12), A154224 (m=13), A154464 (m=14), A154543 (m=15), A154849 (m=17), A154909 (m=18), A155004 (m=19), this sequence, A155545 (m=21), A155695 (m=22), A155818 (m=23), A155936 (m=24). %K A155183 nonn,cons %O A155183 1,1 %A A155183 _N. J. A. Sloane_, Oct 30 2009