%I #8 Mar 30 2012 17:37:05
%S 5,20,240,3600,74880,1857600,56246400,1965600000,78744960000,
%T 3542608742400,177187481856000,9744664849920000,584718747604992000,
%U 38006232139459584000,2660470029606445056000
%N Number of aperiodic necklaces with n labeled beads of 5 colors.
%H C. G. Bower, <a href="/transforms2.html">Transforms (2)</a>
%H <a href="/index/Lu#Lyndon">Index entries for sequences related to Lyndon words</a>
%F "CHJ" (necklace, identity, labeled) transform of 5, 0, 0, 0...
%F n! * A001692.
%K nonn
%O 1,1
%A _Christian G. Bower_