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A152647 Number of permutations of floor(i*9/8), i=0..n-1, with all sums of 7 adjacent terms unique. 0

%I #5 Apr 07 2021 20:13:55

%S 1,2,6,24,120,720,5040,40320,333120,2999520,29019168,304642176,

%T 3429800416,42313568736,541641897320,7507122835968

%N Number of permutations of floor(i*9/8), i=0..n-1, with all sums of 7 adjacent terms unique.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 10 2008

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Last modified April 16 13:43 EDT 2024. Contains 371716 sequences. (Running on oeis4.)