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A152640
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Number of permutations of floor(i*8/3), i=0..n-1, with all sums of 7 adjacent terms unique.
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0
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1, 2, 6, 24, 120, 720, 5040, 40320, 342720, 3212640, 32935104, 363198208, 4386176768, 57533937696, 797758720672, 11916641969996
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OFFSET
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1,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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