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 A154224 #8 Aug 21 2023 09:53:56 %S A154224 1,8,5,0,2,1,9,8,5,9,0,7,0,5,4,6,0,8,0,1,9,8,4,0,6,3,2,7,1,2,8,3,4,7, %T A154224 3,6,6,8,1,4,2,1,8,2,0,0,8,9,5,5,1,8,6,8,4,7,6,9,2,3,1,7,6,2,9,2,1,4, %U A154224 2,7,5,9,3,3,1,6,5,1,2,6,5,0,0,7,3,6,8,8,2,6,5,1,4,0,5,7,7,4,4 %N A154224 Decimal expansion of log_4 (13). %H A154224 Vincenzo Librandi, <a href="/A154224/b154224.txt">Table of n, a(n) for n = 1..1000</a> %H A154224 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A154224 1.8502198590705460801984063271283473668142182008955186847692... %t A154224 RealDigits[Log[4, 13], 10, 100][[1]] (* _Vincenzo Librandi_, Aug 30 2013 *) %Y A154224 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), this sequence, A154464 (m=14), A154543 (m=15), A154849 (m=17), A154909 (m=18), A155004 (m=19), A155183 (m=20), A155545 (m=21), A155695 (m=22), A155818 (m=23), A155936 (m=24). %K A154224 nonn,cons %O A154224 1,2 %A A154224 _N. J. A. Sloane_, Oct 30 2009