A152698 - OEIS

A152698

Number of permutations of floor(i*5/4), i=0..n-1, with all sums of 8 adjacent terms unique.

%I #5 Apr 07 2021 19:59:12

%S 1,2,6,24,120,720,5040,40320,362880,3409920,34315200,368740224,

%T 4300411968,53509163328,712099875232,9936684346816

%N Number of permutations of floor(i*5/4), i=0..n-1, with all sums of 8 adjacent terms unique.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 11 2008