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A152637 Number of permutations of floor(i*7/4), i=0..n-1, with all sums of 7 adjacent terms unique. 0

%I #5 Apr 07 2021 20:17:04

%S 1,2,6,24,120,720,5040,40320,343680,3222432,32454144,355035200,

%T 4246001216,53718115024,739420640352,10777107944060

%N Number of permutations of floor(i*7/4), 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 March 29 01:36 EDT 2024. Contains 371264 sequences. (Running on oeis4.)