%I A066625
%S A066625 1,121,12621,12624621,1262412024621,1262412072012024621,
%T A066625 12624120720504072012024621,12624120720504040320504072012024621,
%U A066625 1262412072050404032036288040320504072012024621
%N A066625 Concatenation of factorials in increasing order up to the n-th and then 
               in decreasing order.
%Y A066625 Sequence in context: A068117 A080162 A030174 this_sequence A078277 A050740 
               A121013
%Y A066625 Adjacent sequences: A066622 A066623 A066624 this_sequence A066626 A066627 
               A066628
%K A066625 easy,nonn,base
%O A066625 1,2
%A A066625 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 25 2001
%E A066625 More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Mar 23 
               2002