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 A154203 #10 Jan 07 2021 13:15:06 %S A154203 1,0,7,9,1,8,1,2,4,6,0,4,7,6,2,4,8,2,7,7,2,2,5,0,5,6,9,2,7,0,4,1,0,1, %T A154203 3,6,2,7,3,6,5,0,8,6,2,7,1,1,4,9,1,2,9,4,7,4,5,0,7,2,0,5,6,2,5,5,9,4, %U A154203 4,5,5,3,1,3,3,2,5,1,0,1,4,2,0,1,6,8,2,2,8,5,9,8,8,3,9,8,8,6,4 %N A154203 Decimal expansion of log_10 (12). %H A154203 Vincenzo Librandi, <a href="/A154203/b154203.txt">Table of n, a(n) for n = 1..1000</a> %H A154203 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A154203 Equals A007524 + A153596. - _R. J. Mathar_, Jan 07 2021 %e A154203 1.0791812460476248277225056927041013627365086271149129474507... %t A154203 RealDigits[Log[10,12],10,100][[1]] (* _Vincenzo Librandi_, Sep 11 2013 *) %o A154203 (PARI) log(12)/log(10) \\ _Charles R Greathouse IV_, Aug 04 2020 %Y A154203 Cf. decimal expansion of log_10(m): A007524 (m=2), A114490 (m=3), A114493 (m=4), A153268 (m=5), A153496 (m=6), A153620 (m=7), A153790 (m=8), A104139 (m=9), A154182 (m=11), this sequence, A154368 (m=13), A154478 (m=14), A154580 (m=15), A154794 (m=16), A154860 (m=17), A154953 (m=18), A155062 (m=19), A155522 (m=20), A155677 (m=21), A155746 (m=22), A155830 (m=23), A155979 (m=24). %K A154203 nonn,cons %O A154203 1,3 %A A154203 _N. J. A. Sloane_, Oct 30 2009