A152379 - OEIS

%I #5 Apr 07 2021 20:03:32

%S 1,2,6,24,120,720,5040,37632,308112,2746272,27224416,284363360,

%T 3302559216,41549730788,545404481048,7782225729912

%N Number of permutations of floor(i*7/5), i=0..n-1, with all sums of 6 adjacent terms unique.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 02 2008