%I A123131
%S A123131 2,3,4,6,6,12,15,20,30,30,60,42,84,105,140,210,210,420,280,420,420,840,
%T A123131 504,1260,1155,1540,2310,2520,4620,3080,5460,4620,9240,5544,13860,9240,
%U A123131 16380,15015,27720,30030,32760,60060,40040,60060,60060,120120,72072
%N A123131 Largest order of permutations of n elements with no fixed points.
%Y A123131 Cf. A000793.
%Y A123131 Sequence in context: A028335 A007464 A064764 this_sequence A000793 A062163 
               A002729
%Y A123131 Adjacent sequences: A123128 A123129 A123130 this_sequence A123132 A123133 
               A123134
%K A123131 nonn
%O A123131 2,1
%A A123131 Antoine Verroken and Vladeta Jovovic (vladeta(AT)eunet.rs), Sep 30 2006