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 A129799 #10 Sep 08 2022 08:45:30 %S A129799 9,40,243,1640,11809,88573,683281,5380840,43046721,348678440, %T A129799 2852823600,23535794706,195528140640,1634056603925,13726075472976, %U A129799 115813761803240,981010688215680,8338590849833284,71097458824894320 %N A129799 a(n) = floor(9^n/n). %H A129799 Vincenzo Librandi, <a href="/A129799/b129799.txt">Table of n, a(n) for n = 1..300</a> %o A129799 (Magma)[Floor(9^n / n): n in [1..25]]; // _Vincenzo Librandi_, May 08 2011 %Y A129799 Cf. A000799, A092763, A053638. %K A129799 nonn %O A129799 1,1 %A A129799 _Mohammad K. Azarian_, May 18 2007