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 A153268 #9 Jul 31 2025 13:01:56 %S A153268 6,9,8,9,7,0,0,0,4,3,3,6,0,1,8,8,0,4,7,8,6,2,6,1,1,0,5,2,7,5,5,0,6,9, %T A153268 7,3,2,3,1,8,1,0,1,1,8,5,3,7,8,9,1,4,5,8,6,8,9,5,7,2,5,3,8,8,7,2,8,9, %U A153268 1,8,1,0,7,2,5,5,7,5,4,9,0,5,1,3,0,7,2,7,4,7,8,8,1,8,1,3,8,2,7 %N A153268 Decimal expansion of log_10 (5). %H A153268 Vincenzo Librandi, <a href="/A153268/b153268.txt">Table of n, a(n) for n = 0..1000</a> %H A153268 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A153268 Equals 1/A154156. - _R. J. Mathar_, Jul 31 2025 %e A153268 .69897000433601880478626110527550697323181011853789145868957... %t A153268 RealDigits[Log[10, 5], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 10 2013 *) %o A153268 (PARI) log(5)/log(10) \\ _Charles R Greathouse IV_, Aug 04 2020 %Y A153268 Cf. decimal expansion of log_10(m): A007524 (m=2), A114490 (m=3), A114493 (m=4), this sequence, A153496 (m=6), A153620 (m=7), 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 A153268 nonn,cons %O A153268 0,1 %A A153268 _N. J. A. Sloane_, Oct 30 2009