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 A153620 #7 Aug 04 2020 01:19:34 %S A153620 8,4,5,0,9,8,0,4,0,0,1,4,2,5,6,8,3,0,7,1,2,2,1,6,2,5,8,5,9,2,6,3,6,1, %T A153620 9,3,4,8,3,5,7,2,3,9,6,3,2,3,9,6,5,4,0,6,5,0,3,6,3,4,9,5,3,7,1,8,2,5, %U A153620 3,4,3,9,9,0,2,0,7,9,1,6,6,0,6,6,1,1,1,5,2,7,8,4,7,4,8,8,5,7,3 %N A153620 Decimal expansion of log_10 (7). %H A153620 Vincenzo Librandi, <a href="/A153620/b153620.txt">Table of n, a(n) for n = 0..1000</a> %H A153620 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A153620 .84509804001425683071221625859263619348357239632396540650363... %t A153620 RealDigits[Log[10, 7], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 10 2013 *) %o A153620 (PARI) log(7)/log(10) \\ _Charles R Greathouse IV_, Aug 04 2020 %Y A153620 Cf. decimal expansion of log_10(m): A007524 (m=2), A114490 (m=3), A114493 (m=4), A153268 (m=5), A153496 (m=6), this sequence, A153790 (m=8), A104139 (m=9), A154182 (m=11), A154203 (m=12), 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 A153620 nonn,cons %O A153620 0,1 %A A153620 _N. J. A. Sloane_, Oct 30 2009