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 A127034 #4 Sep 04 2015 10:24:34 %S A127034 0,0,0,1,1,2,3,4,5,6,7,8,9,10,11,12,13,15,16,17,18,20,21,22,24,25,26, %T A127034 28,29,31,32,34,35,36,38,39,41,42,44,46,47,49,50,52,53,55,57,58,60,61, %U A127034 63,65,66,68,70,71,73,75,76,78 %N A127034 Maximal value of m such that 11^m <= n! : a(n) = floor( log(n!) / log(11) ). %o A127034 (PARI) a(n)=lngamma(n+1)\log(11) \\ _Charles R Greathouse IV_, Sep 04 2015 %o A127034 (PARI) a(n)=logint(n!,11) \\ _Charles R Greathouse IV_, Sep 04 2015 %Y A127034 Cf. A067850, A127031, A127032, A127033, A127034, A127035, A127036, A127037, A127039. %K A127034 nonn %O A127034 1,6 %A A127034 _Artur Jasinski_, Jan 03 2007