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A147908 Number of permutations of floor(i*3/2), i=0..n-1, with all sums of 2 through 5 adjacent terms respectively unique. 0

%I

%S 1,2,6,16,74,368,1776,9208,53466,314212,2033052,13601690,101992918,

%T 775253990,6502888210,55177455836

%N Number of permutations of floor(i*3/2), i=0..n-1, with all sums of 2 through 5 adjacent terms respectively unique.

%K nonn

%O 1,2

%A _R. H. Hardin_, Nov 17 2008

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Last modified January 16 18:07 EST 2022. Contains 350376 sequences. (Running on oeis4.)