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 A155554 #15 Aug 21 2023 09:56:08 %S A155554 1,6,9,9,1,8,0,3,2,5,2,6,7,1,5,0,2,5,6,1,1,5,7,9,5,9,1,2,4,6,0,0,0,0, %T A155554 4,5,6,4,5,3,6,3,9,0,9,5,7,4,4,0,8,9,5,6,6,4,9,7,6,0,7,5,3,1,4,4,9,9, %U A155554 5,2,6,2,7,3,3,1,4,2,2,8,4,7,1,5,8,6,8,9,3,6,0,8,9,4,3,2,8,0,2 %N A155554 Decimal expansion of log_6 (21). %H A155554 Vincenzo Librandi, <a href="/A155554/b155554.txt">Table of n, a(n) for n = 1..1000</a> %H A155554 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A155554 1.6991803252671502561157959124600004564536390957440895664976... %t A155554 RealDigits[Log[6,21],10,120][[1]] (* _Harvey P. Dale_, Jul 17 2011 *) %o A155554 (PARI) default(realprecision, 100); log(21)/log(6) \\ _G. C. Greubel_, Sep 13 2018 %o A155554 (Magma) SetDefaultRealField(RealField(100)); Log(21)/Log(6); // _G. C. Greubel_, Sep 13 2018 %Y A155554 Cf. decimal expansion of log_6(m): A152683 (m=2), A152935 (m=3), A153102 (m=4), A153202 (m=5), A153617 (m=7), A153754 (m=8), A154009 (m=9), A154157 (m=10), A154178 (m=11), A154199 (m=12), A154278 (m=13), A154466 (m=14), A154567 (m=15), A154776 (m=16), A154856 (m=17), A154911 (m=18), A155044 (m=19), A155490 (m=20), this sequence, A155697 (m=22), A155823 (m=23), A155959 (m=24). %K A155554 nonn,cons %O A155554 1,2 %A A155554 _N. J. A. Sloane_, Oct 30 2009