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%I #5 Mar 02 2016 10:56:33
%S 1,1,70,34650,63063000,304532310180,3216303433012890,
%T 65316931455144717352
%N Number of permutations of 4 copies of 1..n avoiding adjacent step pattern up, down, up, up, up, up.
%Y Cf. A014608.
%K nonn
%O 0,3
%A _R. H. Hardin_, May 10 2010
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