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 A060178 #3 May 10 2013 12:44:36 %S A060178 0,2,6,36,260,1860,18732,162176,1774656,20909160,320781560,4493532912, %T A060178 72263548656,1081552065776,16682494491600,315573151180800, %U A060178 7042434106860032,151228601744085216,3306518316205792416 %N A060178 Sum of orders of all odd permutations of n letters. %Y A060178 Cf. A060014, A060015. %K A060178 nonn %O A060178 1,2 %A A060178 _Vladeta Jovovic_, Mar 18 2001