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A152708 Number of permutations of floor(i*9/2), i=0..n-1, with all sums of 8 adjacent terms unique. 0
1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 3421440, 35166240, 389352960, 4694073888, 60648751360, 847015485216, 12403530135936 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A152694 A152696 A152700 * A152695 A152703 A152709
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 11 2008
STATUS
approved

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)