A152377 - OEIS

A152377

Number of permutations of floor(i*7/3), i=0..n-1, with all sums of 6 adjacent terms unique.

%I #5 Apr 07 2021 20:15:37

%S 1,2,6,24,120,720,5040,37632,312720,2928672,29194352,315087264,

%T 3878232192,49932588816,690855465036,10302466047492

%N Number of permutations of floor(i*7/3), i=0..n-1, with all sums of 6 adjacent terms unique.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 02 2008