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 A153630 #9 Aug 17 2023 16:36:39 %S A153630 6,4,9,5,6,0,7,6,5,5,7,0,9,4,3,4,2,5,6,5,4,4,3,3,1,1,3,5,5,7,6,0,3,3, %T A153630 0,9,7,0,8,2,5,8,5,4,1,6,3,7,6,7,8,7,5,3,2,1,9,4,2,5,1,5,9,5,7,3,4,4, %U A153630 4,0,4,3,9,3,9,5,2,9,7,6,7,0,7,2,4,0,4,7,0,0,7,4,5,0,5,6,6,0,4 %N A153630 Decimal expansion of log_20 (7). %H A153630 Vincenzo Librandi, <a href="/A153630/b153630.txt">Table of n, a(n) for n = 0..1000</a> %H A153630 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A153630 .64956076557094342565443311355760330970825854163767875321942... %t A153630 RealDigits[Log[20, 7], 10, 120][[1]] (* _Harvey P. Dale_, Jul 26 2011 *) %Y A153630 Cf. decimal expansion of log_20(m): A152821 (m=2), A153035 (m=3), A153124 (m=4), A153454 (m=5), A153610 (m=6), this sequence, A153872 (m=8), A154019 (m=9), A154170 (m=10), A154191 (m=11), A154212 (m=12), A154433 (m=13), A154492 (m=14), A154705 (m=15), A154838 (m=16), A154900 (m=17), A154976 (m=18), A155115 (m=19), A155687 (m=21), A155789 (m=22), A155907 (m=23), A156015 (m=24). %K A153630 nonn,cons %O A153630 0,1 %A A153630 _N. J. A. Sloane_, Oct 30 2009