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%I #5 Apr 07 2021 20:05:13
%S 1,2,6,24,104,572,3188,20956,161600,1295136,11618224,116270992,
%T 1227612062,13832165114,168852764168,2197057423482
%N Number of permutations of floor(i*9/7), i=0..n-1, with all sums of 3 adjacent terms unique.
%K nonn
%O 1,2
%A _R. H. Hardin_, Dec 02 2008
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