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%I #5 Apr 07 2021 19:23:41
%S 1,2,6,16,54,232,1426,8308,57150,397720,3031266,24524008,246278170,
%T 2524773072,27494109560,308909489620
%N Number of permutations of floor(i*7/6), i=0..n-1, with all sums of two adjacent terms unique.
%K nonn
%O 1,2
%A _R. H. Hardin_, Nov 17 2008
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