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 A154202 #13 Aug 21 2023 10:00:49 %S A154202 1,1,3,0,9,2,9,7,5,3,5,7,1,4,5,7,4,3,7,0,9,9,5,2,7,1,1,4,3,4,2,7,6,0, %T A154202 8,5,4,2,9,9,5,8,5,6,4,0,1,3,1,8,8,0,4,2,7,8,7,0,6,5,4,9,4,3,8,3,8,6, %U A154202 8,5,2,0,1,3,8,0,9,1,4,8,0,5,0,6,1,1,7,2,6,8,8,5,4,9,4,5,1,7,4 %N A154202 Decimal expansion of log_9 (12). %H A154202 Vincenzo Librandi, <a href="/A154202/b154202.txt">Table of n, a(n) for n = 1..1000</a> %H A154202 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A154202 Equals A152747 + A153495. - _R. J. Mathar_, Jan 07 2021 %e A154202 1.1309297535714574370995271143427608542995856401318804278706... %t A154202 RealDigits[Log[9, 12], 10, 100][[1]] (* _Vincenzo Librandi_, Sep 01 2013 *) %o A154202 (PARI) default(realprecision, 100); log(12)/log(9) \\ _G. C. Greubel_, Sep 01 2018 %o A154202 (Magma) SetDefaultRealField(RealField(100)); Log(12)/Log(9); // _G. C. Greubel_, Sep 01 2018 %Y A154202 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), A154181 (m=11), this sequence, 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 A154202 nonn,cons %O A154202 1,3 %A A154202 _N. J. A. Sloane_, Oct 30 2009