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 A154181 #11 Aug 21 2023 10:00:50 %S A154181 1,0,9,1,3,2,9,1,6,9,3,2,2,0,6,9,0,4,0,5,2,4,4,9,0,2,0,7,3,6,5,9,6,4, %T A154181 4,6,1,7,7,1,4,8,0,7,6,2,6,0,0,4,7,2,1,8,0,1,1,8,6,4,6,5,0,5,0,8,5,9, %U A154181 0,4,3,1,6,9,4,5,7,0,6,1,8,1,6,6,2,6,3,0,5,1,5,0,8,1,9,8,5,4,4 %N A154181 Decimal expansion of log_9 (11). %H A154181 Vincenzo Librandi, <a href="/A154181/b154181.txt">Table of n, a(n) for n = 1..1000</a> %H A154181 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A154181 1.0913291693220690405244902073659644617714807626004721801186... %t A154181 RealDigits[Log[9, 11], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 01 2013 *) %o A154181 (PARI) default(realprecision, 100); log(11)/log(9) \\ _G. C. Greubel_, Sep 01 2018 %o A154181 (Magma) SetDefaultRealField(RealField(100)); Log(11)/Log(9); // _G. C. Greubel_, Sep 01 2018 %Y A154181 Cf. decimal expansion of log_9(m): A152747 (m=2), A153205 (m=5), A153495 (m=6), A153619 (m=7), A153756 (m=8), A154160 (m=10), this sequence, A154202 (m=12), A154339 (m=13), A154469 (m=14), A154578 (m=15), A154859 (m=17), A154947 (m=18), A155061 (m=19), A155503 (m=20), A155676 (m=21), A155743 (m=22), A155829 (m=23), A155976 (m=24). %K A154181 nonn,cons %O A154181 1,3 %A A154181 _N. J. A. Sloane_, Oct 30 2009