The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #5 Apr 07 2021 20:04:52
%S 1,2,6,24,112,604,3708,27704,211432,1891158,18797728,191419156,
%T 2197262096,27378984640,338911134156,4786283287650
%N Number of permutations of floor(i*8/3), i=0..n-1, with all sums of 3 adjacent terms unique.
%K nonn
%O 1,2
%A _R. H. Hardin_, Dec 02 2008