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A147914
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Number of permutations of floor(i*8/5), i=0..n-1, with all sums of 2 through 5 adjacent terms respectively unique.
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0
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1, 2, 6, 16, 74, 384, 1970, 10282, 65472, 391386, 2939090, 20208896, 147099900, 1225118562, 9901118700, 97592995386
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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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