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 A136772 #5 Aug 03 2013 03:56:35 %S A136772 7,16,24,29,33,37,38,45,51,53,57,64,69,73,77,78,87,93,96,104,105,109, %T A136772 113,117,124,125,128,132,141,145,150,158,159,165,173,177,181,185,188, %U A136772 190,194,198,199,201,212,213,221,225,230,234,238,239,244,248,253,254 %N A136772 n! never ends in this many 0's in base 12. %Y A136772 Cf. A000142, A136762, A136698. %Y A136772 Cf. A000966, A055938, A096346, A136767, A136768, A136769, A136770, A136771, A136773, A136774. %K A136772 base,nonn %O A136772 1,1 %A A136772 _Carl R. White_, Jan 21 2008